{"id":3326,"date":"2022-05-10T16:21:35","date_gmt":"2022-05-10T14:21:35","guid":{"rendered":"https:\/\/www.beautydecoded.com\/?page_id=3326"},"modified":"2026-05-06T18:13:13","modified_gmt":"2026-05-06T16:13:13","slug":"anti-acne-serum","status":"publish","type":"page","link":"https:\/\/www.beautydecoded.com\/en\/soin-du-visage\/soin-anti-acne\/serum-anti-acne\/","title":{"rendered":"Best anti-acne serum"},"content":{"rendered":"<!-- ============================================================\n     BEAUTYDECODED \u2014 Meilleurs s\u00e9rums anti-acn\u00e9\n     Article \u00e9ditorial scientifique align\u00e9 sur l'app\n     Style coh\u00e9rent avec Acad\u00e9mie \/ Anti-\u00e2ge \/ Cr\u00e8mes anti-acn\u00e9\n     ============================================================ -->\n<style>\n  .bd-acne-serums {\n    \/* Palette pastel de l'app *\/\n    --bd-ink: #2a2438;\n    --bd-soft: #5a5468;\n    --bd-muted: #8a849a;\n    --bd-line: rgba(42, 36, 56, 0.08);\n    --bd-line-strong: rgba(42, 36, 56, 0.15);\n    --bd-cream: #faf6ef;\n    --bd-pink: #fce4ec;\n    --bd-lavender: #eae4fc;\n    --bd-peach: #ffe8d9;\n    --bd-rose: #fde8ea;\n    --bd-blue: #a8b8f5;\n    --bd-blue-deep: #7f93e8;\n    --bd-accent: #b88ab8;\n    --bd-warn: #d4a574;\n    --bd-serif: \"Fraunces\", \"Cormorant Garamond\", Georgia, serif;\n    --bd-sans: \"Inter\", \"Helvetica Neue\", Arial, sans-serif;\n    font-family: var(--bd-sans);\n    color: var(--bd-ink);\n    line-height: 1.7;\n    font-size: 17px;\n    -webkit-font-smoothing: antialiased;\n    max-width: 100%;\n    overflow-x: hidden;\n    background:\n      radial-gradient(ellipse 800px 600px at 10% 0%, var(--bd-pink) 0%, transparent 55%),\n      radial-gradient(ellipse 900px 700px at 90% 20%, var(--bd-lavender) 0%, transparent 55%),\n      radial-gradient(ellipse 700px 500px at 50% 60%, var(--bd-peach) 0%, transparent 60%),\n      radial-gradient(ellipse 600px 500px at 20% 90%, var(--bd-rose) 0%, transparent 55%),\n      var(--bd-cream);\n  }\n  @import url('https:\/\/fonts.googleapis.com\/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,400;1,9..144,500&family=Inter:wght@300;400;500;600&display=swap');\n\n  .bd-acne-serums * { box-sizing: border-box; }\n  .bd-acne-serums p { margin: 0 0 1.2em; }\n  .bd-acne-serums h1, .bd-acne-serums h2, .bd-acne-serums h3, .bd-acne-serums h4 { margin: 0; }\n\n  .bd-acne-serums .bd-wrap {\n    max-width: 1180px;\n    margin: 0 auto;\n    padding: 0 28px;\n  }\n  .bd-acne-serums .bd-narrow {\n    max-width: 760px;\n    margin: 0 auto;\n    padding: 0 28px;\n  }\n\n  \/* ============ HERO ============ *\/\n  .bd-acne-serums .bd-hero {\n    padding: 70px 0 70px;\n  }\n  .bd-acne-serums .bd-eyebrow {\n    font-family: var(--bd-sans);\n    font-size: 13px;\n    font-weight: 500;\n    color: var(--bd-accent);\n    margin-bottom: 32px;\n    display: inline-block;\n    padding: 8px 20px;\n    background: rgba(255, 255, 255, 0.7);\n    border-radius: 100px;\n    backdrop-filter: blur(10px);\n    border: 1px solid rgba(255, 255, 255, 0.9);\n  }\n  .bd-acne-serums .bd-hero h1 {\n    font-family: var(--bd-serif);\n    font-weight: 400;\n    font-size: clamp(38px, 5.8vw, 72px);\n    line-height: 1.05;\n    letter-spacing: -0.025em;\n    margin-bottom: 28px;\n    max-width: 18ch;\n    color: var(--bd-ink) !important;\n  }\n  .bd-acne-serums .bd-hero h1 em {\n    font-style: italic;\n    color: var(--bd-accent) !important;\n    font-weight: 400;\n  }\n  .bd-acne-serums .bd-hero-sub {\n    font-size: 19px;\n    line-height: 1.55;\n    max-width: 60ch;\n    color: var(--bd-soft);\n    margin-bottom: 32px;\n  }\n\n  \/* Author byline *\/\n  .bd-acne-serums .bd-byline {\n    display: flex;\n    align-items: center;\n    gap: 16px;\n    padding: 18px 24px;\n    background: rgba(255, 255, 255, 0.55);\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 100px;\n    backdrop-filter: blur(20px);\n    max-width: max-content;\n    margin-bottom: 36px;\n  }\n  .bd-acne-serums .bd-byline-avatar {\n    width: 44px; height: 44px;\n    border-radius: 50%;\n    background: linear-gradient(135deg, var(--bd-accent), var(--bd-blue-deep));\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    color: white;\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-size: 18px;\n    font-weight: 500;\n    flex-shrink: 0;\n  }\n  .bd-acne-serums .bd-byline-info {\n    display: flex;\n    flex-direction: column;\n    line-height: 1.3;\n  }\n  .bd-acne-serums .bd-byline-info strong {\n    font-family: var(--bd-sans);\n    font-size: 14px;\n    font-weight: 600;\n    color: var(--bd-ink);\n  }\n  .bd-acne-serums .bd-byline-info span {\n    font-size: 12px;\n    color: var(--bd-soft);\n  }\n\n  \/* ============ KEY FACTS ============ *\/\n  .bd-acne-serums .bd-keyfacts {\n    margin-top: 16px;\n    background: rgba(255, 255, 255, 0.55);\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 28px;\n    padding: 36px 40px;\n    backdrop-filter: blur(20px);\n  }\n  .bd-acne-serums .bd-keyfacts-label {\n    font-family: var(--bd-sans);\n    font-size: 13px;\n    font-weight: 500;\n    color: var(--bd-accent);\n    margin-bottom: 18px;\n    display: inline-block;\n    padding: 6px 16px;\n    background: rgba(184, 138, 184, 0.12);\n    border-radius: 100px;\n  }\n  .bd-acne-serums .bd-keyfacts h3 {\n    font-family: var(--bd-serif);\n    font-size: 26px;\n    font-weight: 500;\n    line-height: 1.2;\n    margin-bottom: 24px;\n    color: var(--bd-ink);\n    letter-spacing: -0.01em;\n  }\n  .bd-acne-serums .bd-keyfacts ul {\n    list-style: none;\n    padding: 0;\n    margin: 0;\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));\n    gap: 14px;\n  }\n  .bd-acne-serums .bd-keyfacts li {\n    font-size: 14.5px;\n    line-height: 1.55;\n    color: var(--bd-soft);\n    padding-left: 22px;\n    position: relative;\n  }\n  .bd-acne-serums .bd-keyfacts li::before {\n    content: \"\";\n    position: absolute;\n    left: 0; top: 9px;\n    width: 8px; height: 8px;\n    border-radius: 50%;\n    background: linear-gradient(135deg, var(--bd-accent), var(--bd-blue-deep));\n  }\n\n  \/* ============ EPIDEMIO STATS ============ *\/\n  .bd-acne-serums .bd-epi {\n    display: grid;\n    grid-template-columns: repeat(2, 1fr);\n    gap: 16px;\n    margin-top: 32px;\n  }\n  .bd-acne-serums .bd-epi-stat {\n    padding: 28px 32px;\n    background: linear-gradient(135deg, rgba(252, 228, 236, 0.5), rgba(234, 228, 252, 0.4));\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 24px;\n    backdrop-filter: blur(20px);\n  }\n  .bd-acne-serums .bd-epi-num {\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-size: clamp(34px, 4.5vw, 48px);\n    font-weight: 500;\n    color: var(--bd-ink);\n    line-height: 1;\n    margin-bottom: 8px;\n    letter-spacing: -0.01em;\n  }\n  .bd-acne-serums .bd-epi-num em {\n    font-size: 0.55em;\n    color: var(--bd-accent);\n    font-weight: 500;\n  }\n  .bd-acne-serums .bd-epi-stat p {\n    font-size: 14.5px;\n    color: var(--bd-soft);\n    line-height: 1.55;\n    margin: 0;\n  }\n\n  \/* ============ SECTIONS ============ *\/\n  .bd-acne-serums .bd-section {\n    padding: 70px 0;\n  }\n  .bd-acne-serums .bd-section-label {\n    font-family: var(--bd-sans);\n    font-size: 13px;\n    font-weight: 500;\n    color: var(--bd-accent);\n    margin-bottom: 20px;\n    display: inline-block;\n    padding: 7px 18px;\n    background: rgba(255, 255, 255, 0.6);\n    border-radius: 100px;\n    border: 1px solid rgba(255, 255, 255, 0.8);\n  }\n  .bd-acne-serums .bd-section h2 {\n    font-family: var(--bd-serif);\n    font-weight: 400;\n    font-size: clamp(32px, 4.2vw, 52px);\n    line-height: 1.1;\n    letter-spacing: -0.02em;\n    margin-bottom: 24px;\n    max-width: 22ch;\n    color: var(--bd-ink) !important;\n  }\n  .bd-acne-serums .bd-section h2 em {\n    font-style: italic;\n    color: var(--bd-accent) !important;\n  }\n  .bd-acne-serums .bd-lead {\n    font-size: 19px;\n    line-height: 1.6;\n    max-width: 62ch;\n    color: var(--bd-soft);\n    margin-bottom: 24px;\n  }\n\n  \/* ============ ARTICLE PROSE ============ *\/\n  .bd-acne-serums .bd-prose {\n    font-size: 17px;\n    line-height: 1.75;\n    color: var(--bd-soft);\n    max-width: 68ch;\n  }\n  .bd-acne-serums .bd-prose p {\n    margin-bottom: 1.4em;\n  }\n  .bd-acne-serums .bd-prose strong {\n    color: var(--bd-ink);\n    font-weight: 600;\n  }\n  .bd-acne-serums .bd-prose em {\n    font-style: italic;\n  }\n  .bd-acne-serums .bd-prose a {\n    color: var(--bd-blue-deep);\n    text-decoration: none;\n    border-bottom: 1px solid rgba(127, 147, 232, 0.3);\n    transition: border-color 0.2s ease;\n  }\n  .bd-acne-serums .bd-prose a:hover {\n    border-bottom-color: var(--bd-blue-deep);\n  }\n\n  \/* ============ ACTIFS GRID ============ *\/\n  .bd-acne-serums .bd-actifs {\n    display: grid;\n    grid-template-columns: repeat(2, 1fr);\n    gap: 18px;\n    margin-top: 50px;\n  }\n  .bd-acne-serums .bd-actif {\n    background: rgba(255, 255, 255, 0.6);\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 24px;\n    padding: 32px 30px;\n    backdrop-filter: blur(20px);\n    transition: transform 0.25s ease, box-shadow 0.25s ease;\n  }\n  .bd-acne-serums .bd-actif:hover {\n    transform: translateY(-3px);\n    box-shadow: 0 20px 40px rgba(42, 36, 56, 0.08);\n  }\n  .bd-acne-serums .bd-actif-tag {\n    font-family: var(--bd-sans);\n    font-size: 11px;\n    font-weight: 500;\n    color: var(--bd-accent);\n    display: inline-block;\n    padding: 5px 12px;\n    background: rgba(184, 138, 184, 0.12);\n    border-radius: 100px;\n    margin-bottom: 14px;\n    letter-spacing: 0.04em;\n    text-transform: uppercase;\n  }\n  .bd-acne-serums .bd-actif h3 {\n    font-family: var(--bd-serif);\n    font-size: 26px;\n    font-weight: 500;\n    line-height: 1.2;\n    margin-bottom: 14px;\n    color: var(--bd-ink);\n    letter-spacing: -0.01em;\n  }\n  .bd-acne-serums .bd-actif h3 em {\n    font-style: italic;\n    color: var(--bd-accent);\n  }\n  .bd-acne-serums .bd-actif p {\n    font-size: 15px;\n    color: var(--bd-soft);\n    line-height: 1.6;\n    margin: 0;\n  }\n  .bd-acne-serums .bd-actif .bd-actif-data {\n    margin-top: 16px;\n    padding-top: 16px;\n    border-top: 1px dashed rgba(42, 36, 56, 0.12);\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-size: 14.5px;\n    color: var(--bd-blue-deep);\n    line-height: 1.5;\n  }\n\n  \/* ============ M\u00c9THODOLOGIE \u2014 DARK SECTION ============ *\/\n  .bd-acne-serums .bd-method {\n    background: linear-gradient(135deg, #2a2438 0%, #3d3450 50%, #524466 100%);\n    color: #faf6ef;\n    padding: 80px 0;\n    margin: 40px 28px;\n    border-radius: 48px;\n    position: relative;\n    overflow: hidden;\n  }\n  .bd-acne-serums .bd-method::before {\n    content: \"\";\n    position: absolute;\n    top: -30%; right: -10%;\n    width: 600px; height: 600px;\n    background: radial-gradient(circle, rgba(184, 138, 184, 0.2) 0%, transparent 70%);\n    pointer-events: none;\n  }\n  .bd-acne-serums .bd-method::after {\n    content: \"\";\n    position: absolute;\n    bottom: -20%; left: -10%;\n    width: 500px; height: 500px;\n    background: radial-gradient(circle, rgba(168, 184, 245, 0.15) 0%, transparent 70%);\n    pointer-events: none;\n  }\n  .bd-acne-serums .bd-method .bd-wrap {\n    position: relative;\n    z-index: 1;\n  }\n  .bd-acne-serums .bd-method .bd-section-label {\n    background: rgba(255, 255, 255, 0.1);\n    color: #e8bde8;\n    border-color: rgba(255, 255, 255, 0.15);\n  }\n  .bd-acne-serums .bd-method h2 {\n    color: #faf6ef !important;\n  }\n  .bd-acne-serums .bd-method h2 em {\n    color: #e8bde8 !important;\n  }\n  .bd-acne-serums .bd-method-criteria {\n    display: grid;\n    grid-template-columns: repeat(3, 1fr);\n    gap: 18px;\n    margin-top: 40px;\n  }\n  .bd-acne-serums .bd-method-criterion {\n    padding: 28px 26px;\n    background: rgba(255, 255, 255, 0.05);\n    border: 1px solid rgba(255, 255, 255, 0.1);\n    border-radius: 20px;\n  }\n  .bd-acne-serums .bd-method-num {\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-size: 32px;\n    color: #e8bde8;\n    line-height: 1;\n    margin-bottom: 12px;\n    font-weight: 500;\n  }\n  .bd-acne-serums .bd-method-criterion h4 {\n    font-family: var(--bd-serif);\n    font-size: 18px;\n    font-weight: 500;\n    color: #faf6ef;\n    margin-bottom: 8px;\n    line-height: 1.3;\n  }\n  .bd-acne-serums .bd-method-criterion p {\n    font-size: 14px;\n    color: rgba(250, 246, 239, 0.75);\n    margin: 0;\n    line-height: 1.55;\n  }\n\n  \/* ============ DISCLAIMER INLINE ============ *\/\n  .bd-acne-serums .bd-disclaimer-inline {\n    background: linear-gradient(135deg, rgba(255, 232, 217, 0.55), rgba(253, 232, 234, 0.45));\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 20px;\n    padding: 22px 26px;\n    margin: 30px 0;\n    display: flex;\n    gap: 16px;\n    align-items: flex-start;\n  }\n  .bd-acne-serums .bd-disclaimer-icon {\n    flex-shrink: 0;\n    width: 36px; height: 36px;\n    border-radius: 50%;\n    background: rgba(212, 165, 116, 0.25);\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-weight: 500;\n    color: #a07543;\n    font-size: 18px;\n  }\n  .bd-acne-serums .bd-disclaimer-inline p {\n    font-size: 14px;\n    line-height: 1.6;\n    color: var(--bd-soft);\n    margin: 0;\n  }\n  .bd-acne-serums .bd-disclaimer-inline strong {\n    color: var(--bd-ink);\n    font-weight: 600;\n  }\n\n  \/* ============ PRODUITS ============ *\/\n  .bd-acne-serums .bd-products {\n    padding: 20px 0;\n  }\n  .bd-acne-serums .bd-product {\n    background: rgba(255, 255, 255, 0.6);\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 36px;\n    padding: 48px 48px;\n    margin-bottom: 28px;\n    backdrop-filter: blur(20px);\n    box-shadow: 0 20px 60px rgba(42, 36, 56, 0.06);\n    position: relative;\n    overflow: hidden;\n  }\n  .bd-acne-serums .bd-product::before {\n    content: \"\";\n    position: absolute;\n    top: 0; right: 0;\n    width: 280px; height: 280px;\n    background: radial-gradient(circle at top right, rgba(184, 138, 184, 0.08) 0%, transparent 70%);\n    pointer-events: none;\n  }\n  .bd-acne-serums .bd-product-header {\n    display: flex;\n    align-items: flex-start;\n    gap: 24px;\n    margin-bottom: 28px;\n    padding-bottom: 28px;\n    border-bottom: 1px solid var(--bd-line);\n    position: relative;\n    z-index: 1;\n  }\n  .bd-acne-serums .bd-product-rank {\n    flex-shrink: 0;\n    width: 72px; height: 72px;\n    border-radius: 50%;\n    background: linear-gradient(135deg, var(--bd-pink), var(--bd-lavender));\n    border: 2px solid rgba(255, 255, 255, 0.9);\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-size: 36px;\n    color: var(--bd-accent);\n    font-weight: 500;\n    line-height: 1;\n  }\n  .bd-acne-serums .bd-product-titles {\n    flex: 1;\n    min-width: 0;\n  }\n  .bd-acne-serums .bd-product-brand {\n    font-family: var(--bd-sans);\n    font-size: 12px;\n    font-weight: 500;\n    color: var(--bd-accent);\n    letter-spacing: 0.06em;\n    text-transform: uppercase;\n    margin-bottom: 8px;\n  }\n  .bd-acne-serums .bd-product h3 {\n    font-family: var(--bd-serif);\n    font-size: clamp(26px, 3vw, 34px);\n    font-weight: 500;\n    line-height: 1.15;\n    color: var(--bd-ink);\n    letter-spacing: -0.015em;\n    margin: 0;\n  }\n  .bd-acne-serums .bd-product h3 em {\n    font-style: italic;\n    color: var(--bd-accent);\n  }\n\n  .bd-acne-serums .bd-product-grid {\n    display: grid;\n    grid-template-columns: 1.4fr 1fr;\n    gap: 40px;\n    position: relative;\n    z-index: 1;\n  }\n  .bd-acne-serums .bd-product-content h4 {\n    font-family: var(--bd-serif);\n    font-size: 20px;\n    font-weight: 500;\n    color: var(--bd-ink);\n    margin: 0 0 12px;\n    letter-spacing: -0.01em;\n  }\n  .bd-acne-serums .bd-product-content h4:not(:first-child) {\n    margin-top: 28px;\n  }\n  .bd-acne-serums .bd-product-content p {\n    font-size: 15.5px;\n    line-height: 1.7;\n    color: var(--bd-soft);\n  }\n\n  \/* Verdict box *\/\n  .bd-acne-serums .bd-verdict {\n    background: linear-gradient(135deg, rgba(252, 228, 236, 0.5), rgba(234, 228, 252, 0.4));\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 20px;\n    padding: 22px 24px;\n    margin-top: 16px;\n  }\n  .bd-acne-serums .bd-verdict-label {\n    font-family: var(--bd-sans);\n    font-size: 11px;\n    font-weight: 600;\n    letter-spacing: 0.08em;\n    text-transform: uppercase;\n    color: var(--bd-accent);\n    margin-bottom: 8px;\n  }\n  .bd-acne-serums .bd-verdict p {\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-size: 16px;\n    line-height: 1.55;\n    color: var(--bd-ink);\n    margin: 0;\n  }\n\n  \/* Scores card *\/\n  .bd-acne-serums .bd-scores {\n    background: rgba(255, 255, 255, 0.55);\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 24px;\n    padding: 28px 26px;\n    backdrop-filter: blur(20px);\n    align-self: start;\n    position: sticky;\n    top: 20px;\n  }\n  .bd-acne-serums .bd-scores-title {\n    font-family: var(--bd-sans);\n    font-size: 11px;\n    font-weight: 600;\n    letter-spacing: 0.1em;\n    text-transform: uppercase;\n    color: var(--bd-accent);\n    margin-bottom: 18px;\n    padding-bottom: 14px;\n    border-bottom: 1px solid var(--bd-line);\n  }\n  .bd-acne-serums .bd-score-row {\n    display: flex;\n    align-items: center;\n    gap: 14px;\n    margin-bottom: 14px;\n  }\n  .bd-acne-serums .bd-score-row:last-child {\n    margin-bottom: 0;\n  }\n  .bd-acne-serums .bd-score-label {\n    flex: 0 0 130px;\n    font-family: var(--bd-sans);\n    font-size: 13px;\n    color: var(--bd-soft);\n    font-weight: 500;\n  }\n  .bd-acne-serums .bd-score-bar {\n    flex: 1;\n    height: 6px;\n    background: rgba(42, 36, 56, 0.06);\n    border-radius: 100px;\n    overflow: hidden;\n    position: relative;\n  }\n  .bd-acne-serums .bd-score-bar-fill {\n    height: 100%;\n    background: linear-gradient(90deg, var(--bd-blue), var(--bd-blue-deep));\n    border-radius: 100px;\n  }\n  .bd-acne-serums .bd-score-bar-fill.bd-score-low {\n    background: linear-gradient(90deg, #d4d0e0, #b8b3c8);\n  }\n  .bd-acne-serums .bd-score-bar-fill.bd-score-mid {\n    background: linear-gradient(90deg, var(--bd-warn), #c08e5a);\n  }\n  .bd-acne-serums .bd-score-value {\n    flex: 0 0 50px;\n    text-align: right;\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-size: 18px;\n    color: var(--bd-ink);\n    font-weight: 500;\n  }\n  .bd-acne-serums .bd-scores-footer {\n    margin-top: 18px;\n    padding-top: 16px;\n    border-top: 1px solid var(--bd-line);\n    display: flex;\n    align-items: center;\n    justify-content: space-between;\n    gap: 12px;\n    flex-wrap: wrap;\n  }\n  .bd-acne-serums .bd-rating {\n    display: flex;\n    align-items: center;\n    gap: 8px;\n  }\n  .bd-acne-serums .bd-rating-stars {\n    color: var(--bd-accent);\n    font-size: 14px;\n    letter-spacing: 1px;\n  }\n  .bd-acne-serums .bd-rating-num {\n    font-family: var(--bd-serif);\n    font-style: italic;\n    font-size: 16px;\n    color: var(--bd-ink);\n    font-weight: 500;\n  }\n  .bd-acne-serums .bd-rating-count {\n    font-size: 12px;\n    color: var(--bd-muted);\n  }\n  .bd-acne-serums .bd-sensitivity-badge {\n    font-family: var(--bd-sans);\n    font-size: 11px;\n    font-weight: 600;\n    padding: 4px 10px;\n    border-radius: 100px;\n    letter-spacing: 0.04em;\n  }\n  .bd-acne-serums .bd-sensitivity-neutral {\n    background: rgba(168, 184, 245, 0.2);\n    color: var(--bd-blue-deep);\n  }\n  .bd-acne-serums .bd-sensitivity-warn {\n    background: rgba(212, 165, 116, 0.18);\n    color: #a07543;\n  }\n  .bd-acne-serums .bd-sensitivity-strong {\n    background: rgba(184, 138, 184, 0.18);\n    color: #8c5e8c;\n  }\n  .bd-acne-serums .bd-sensitivity-good {\n    background: rgba(168, 184, 245, 0.25);\n    color: var(--bd-blue-deep);\n  }\n\n  \/* ============ SYNTHESE \u2014 PROFILS ============ *\/\n  .bd-acne-serums .bd-profiles {\n    margin-top: 50px;\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));\n    gap: 18px;\n  }\n  .bd-acne-serums .bd-profile {\n    padding: 32px 30px;\n    background: rgba(255, 255, 255, 0.6);\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 24px;\n    backdrop-filter: blur(20px);\n    transition: transform 0.25s ease, box-shadow 0.25s ease;\n  }\n  .bd-acne-serums .bd-profile:hover {\n    transform: translateY(-3px);\n    box-shadow: 0 15px 40px rgba(42, 36, 56, 0.08);\n  }\n  .bd-acne-serums .bd-profile-tag {\n    font-family: var(--bd-sans);\n    font-size: 11px;\n    font-weight: 500;\n    color: var(--bd-accent);\n    letter-spacing: 0.06em;\n    text-transform: uppercase;\n    margin-bottom: 10px;\n    display: inline-block;\n    padding: 5px 12px;\n    background: rgba(184, 138, 184, 0.12);\n    border-radius: 100px;\n  }\n  .bd-acne-serums .bd-profile h4 {\n    font-family: var(--bd-serif);\n    font-size: 20px;\n    font-weight: 500;\n    color: var(--bd-ink);\n    line-height: 1.25;\n    margin-bottom: 12px;\n    letter-spacing: -0.01em;\n  }\n  .bd-acne-serums .bd-profile h4 em {\n    font-style: italic;\n    color: var(--bd-accent);\n  }\n  .bd-acne-serums .bd-profile p {\n    font-size: 14.5px;\n    line-height: 1.6;\n    color: var(--bd-soft);\n    margin: 0 0 14px;\n  }\n  .bd-acne-serums .bd-profile-product {\n    padding-top: 14px;\n    border-top: 1px solid var(--bd-line);\n    font-family: var(--bd-serif);\n    font-size: 16px;\n    color: var(--bd-ink);\n    font-weight: 500;\n    line-height: 1.4;\n  }\n  .bd-acne-serums .bd-profile-product span {\n    display: block;\n    font-family: var(--bd-sans);\n    font-size: 12px;\n    color: var(--bd-muted);\n    font-weight: 400;\n    margin-top: 4px;\n    letter-spacing: 0.04em;\n    text-transform: uppercase;\n  }\n\n  \/* ============ ROUTINE NOTE ============ *\/\n  .bd-acne-serums .bd-routine-note {\n    margin-top: 50px;\n    background: linear-gradient(135deg, rgba(168, 184, 245, 0.18), rgba(234, 228, 252, 0.4));\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    border-radius: 28px;\n    padding: 40px 44px;\n    backdrop-filter: blur(20px);\n  }\n  .bd-acne-serums .bd-routine-note h3 {\n    font-family: var(--bd-serif);\n    font-size: 24px;\n    font-weight: 500;\n    color: var(--bd-ink);\n    line-height: 1.3;\n    margin-bottom: 16px;\n    letter-spacing: -0.01em;\n  }\n  .bd-acne-serums .bd-routine-note h3 em {\n    font-style: italic;\n    color: var(--bd-accent);\n  }\n  .bd-acne-serums .bd-routine-note p {\n    font-size: 15.5px;\n    line-height: 1.7;\n    color: var(--bd-soft);\n    margin: 0;\n  }\n  .bd-acne-serums .bd-routine-note strong {\n    color: var(--bd-ink);\n    font-weight: 600;\n  }\n\n  \/* ============ FINAL CTA ============ *\/\n  .bd-acne-serums .bd-final {\n    padding: 80px 0 100px;\n    text-align: center;\n  }\n  .bd-acne-serums .bd-final-inner {\n    background: linear-gradient(135deg, rgba(252, 228, 236, 0.8), rgba(234, 228, 252, 0.7), rgba(255, 232, 217, 0.6));\n    padding: 80px 40px;\n    border-radius: 48px;\n    border: 1px solid rgba(255, 255, 255, 0.9);\n    backdrop-filter: blur(20px);\n    max-width: 900px;\n    margin: 0 auto;\n    box-shadow: 0 30px 80px rgba(42, 36, 56, 0.08);\n  }\n  .bd-acne-serums .bd-final h2 {\n    font-family: var(--bd-serif);\n    font-size: clamp(34px, 5vw, 56px);\n    font-weight: 400;\n    line-height: 1.1;\n    letter-spacing: -0.02em;\n    max-width: 22ch;\n    margin: 0 auto 24px;\n    color: var(--bd-ink) !important;\n  }\n  .bd-acne-serums .bd-final h2 em {\n    font-style: italic;\n    color: var(--bd-accent) !important;\n  }\n  .bd-acne-serums .bd-final p {\n    font-size: 18px;\n    color: var(--bd-soft);\n    max-width: 52ch;\n    margin: 0 auto 32px;\n    line-height: 1.6;\n  }\n  .bd-acne-serums .bd-cta {\n    display: inline-flex;\n    align-items: center;\n    justify-content: center;\n    gap: 12px;\n    padding: 22px 44px;\n    background: linear-gradient(135deg, var(--bd-blue) 0%, var(--bd-blue-deep) 100%);\n    color: #ffffff;\n    text-decoration: none;\n    font-family: var(--bd-sans);\n    font-weight: 600;\n    font-size: 16px;\n    letter-spacing: 0.01em;\n    border-radius: 100px;\n    transition: all 0.25s ease;\n    box-shadow: 0 10px 30px rgba(127, 147, 232, 0.35);\n    border: none;\n  }\n  .bd-acne-serums .bd-cta:hover {\n    transform: translateY(-3px);\n    box-shadow: 0 15px 40px rgba(127, 147, 232, 0.5);\n  }\n  .bd-acne-serums .bd-cta-meta {\n    font-family: var(--bd-sans);\n    font-size: 14px;\n    color: var(--bd-muted);\n    margin-top: 18px;\n  }\n  .bd-acne-serums .bd-cta-meta span {\n    color: var(--bd-ink);\n    font-weight: 600;\n  }\n\n  \/* ============ FOOTER DISCLAIMER ============ *\/\n  .bd-acne-serums .bd-footer-disclaimer {\n    padding: 20px 28px 60px;\n  }\n  .bd-acne-serums .bd-footer-disclaimer p {\n    font-family: var(--bd-sans);\n    font-size: 12.5px;\n    line-height: 1.65;\n    color: var(--bd-muted);\n    max-width: 760px;\n    margin: 0 auto;\n    text-align: center;\n  }\n  .bd-acne-serums .bd-footer-disclaimer em {\n    font-family: var(--bd-serif);\n    font-style: italic;\n    color: var(--bd-soft);\n  }\n\n  \/* ============ RESPONSIVE ============ *\/\n  @media (max-width: 900px) {\n    .bd-acne-serums .bd-actifs { grid-template-columns: 1fr; }\n    .bd-acne-serums .bd-method-criteria { grid-template-columns: 1fr; }\n    .bd-acne-serums .bd-product-grid { grid-template-columns: 1fr; gap: 28px; }\n    .bd-acne-serums .bd-scores { position: static; }\n    .bd-acne-serums .bd-product { padding: 36px 30px; border-radius: 28px; }\n    .bd-acne-serums .bd-method { margin: 20px 14px; padding: 60px 0; border-radius: 32px; }\n    .bd-acne-serums .bd-final-inner { padding: 60px 28px; border-radius: 32px; }\n    .bd-acne-serums .bd-section { padding: 60px 0; }\n    .bd-acne-serums .bd-hero { padding: 50px 0; }\n    .bd-acne-serums .bd-routine-note { padding: 32px 28px; border-radius: 24px; }\n    .bd-acne-serums .bd-epi { grid-template-columns: 1fr; }\n  }\n  @media (max-width: 600px) {\n    .bd-acne-serums .bd-wrap { padding: 0 20px; }\n    .bd-acne-serums .bd-narrow { padding: 0 20px; }\n    .bd-acne-serums .bd-keyfacts { padding: 28px 24px; }\n    .bd-acne-serums .bd-product-header { flex-direction: column; gap: 16px; }\n    .bd-acne-serums .bd-product-rank { width: 56px; height: 56px; font-size: 28px; }\n    .bd-acne-serums .bd-score-label { flex: 0 0 100px; font-size: 12px; }\n    .bd-acne-serums .bd-byline { padding: 14px 18px; }\n  }\n<\/style>\n\n<div class=\"bd-acne-serums\">\n\n  <!-- ============ HERO ============ -->\n  <section class=\"bd-hero\">\n    <div class=\"bd-narrow\">\n      <div style=\"height: 20px;\"><\/div>\n      <div class=\"bd-eyebrow\">Facial care - Anti-imperfections<\/div>\n      <h1>Best serums <em>anti-acne<\/em> scientific analysis.<\/h1>\n      <p class=\"bd-hero-sub\">The serum is the most concentrated step in an anti-imperfection routine. But it's important to choose the right active ingredient, in the right concentration, for the right skin profile. Here are five formulations examined in detail - clinical data, BeautyDecoded scores, user feedback.<\/p>\n\n      <div class=\"bd-byline\">\n        <div class=\"bd-byline-avatar\">SD<\/div>\n        <div class=\"bd-byline-info\">\n          <strong>Dr Sylvain David<\/strong>\n          <span>Plastic surgeon - Founder of BeautyDecoded<\/span>\n        <\/div>\n      <\/div>\n\n      <div class=\"bd-keyfacts\">\n        <div class=\"bd-keyfacts-label\">Key points to remember<\/div>\n        <h3>The four documented assets.<\/h3>\n        <ul>\n          <li>Niacinamide (vitamin B3) - seboregulating and anti-inflammatory<\/li>\n          <li>Salicylic acid (BHA) - lipophilic keratolytic on blackheads<\/li>\n          <li>Azelaic acid - antibacterial, anti-inflammatory, anti-pigmenting<\/li>\n          <li>Zinc PCA \/ gluconate - seboregulator and potentiator<\/li>\n        <\/ul>\n      <\/div>\n\n      <div class=\"bd-epi\">\n        <div class=\"bd-epi-stat\">\n          <div class=\"bd-epi-num\">80 <em>%<\/em><\/div>\n          <p>of teenagers affected by acne at some stage in their lives.<\/p>\n        <\/div>\n        <div class=\"bd-epi-stat\">\n          <div class=\"bd-epi-num\">1 <em>sur 4<\/em><\/div>\n          <p>adults affected by persistent acne - especially women over 25.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ INTRO PROSE ============ -->\n  <section class=\"bd-section\" style=\"padding-top: 30px;\">\n    <div class=\"bd-narrow\">\n      <div class=\"bd-prose\">\n        <p>Acne affects about <strong>80 % adolescents<\/strong> and persists in almost one in four adults, particularly women over the age of 25 (hormonal adult acne). The scientific literature now clearly distinguishes between active ingredients whose mechanism of action on acne pathogenesis has been documented by controlled clinical studies.<\/p>\n        <p>This analysis, carried out by BeautyDecoded AI under the scientific authority of Dr Sylvain David, cross-references <strong>INCI ingredients<\/strong> of the serums referenced in our database with the <strong>safety and efficacy data<\/strong> from scientific literature (PubMed). User feedback (texture, sensoriality, tolerance) is extracted from reviews of the BeautyDecoded application.<\/p>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ ACTIFS ============ -->\n  <section class=\"bd-section\">\n    <div class=\"bd-wrap\">\n      <div class=\"bd-section-label\">Assets<\/div>\n      <h2>Four molecules, <em>four targets<\/em>.<\/h2>\n      <p class=\"bd-lead\">Acne vulgaris results from a multifactorial pathophysiology: hyperseborrhea, follicular hyperkeratinization, proliferation of <em>Cutibacterium acnes<\/em> and inflammation. An effective serum must target at least two of these axes.<\/p>\n\n      <div class=\"bd-actifs\">\n\n        <article class=\"bd-actif\">\n          <div class=\"bd-actif-tag\">Vitamin B3<\/div>\n          <h3><em>Niacinamide<\/em><\/h3>\n          <p>Regulates sebum production and has documented anti-inflammatory activity. The Draelos study compared a 4 % formulation with topical clindamycin 1 % treatment, with comparable efficacy on inflammatory lesions. Its topical bioavailability is high and its tolerance profile excellent, even on sensitive skin.<\/p>\n          <div class=\"bd-actif-data\">Efficacy \u2248 clindamycin 1 % topical - excellent tolerance<\/div>\n        <\/article>\n\n        <article class=\"bd-actif\">\n          <div class=\"bd-actif-tag\">BHA<\/div>\n          <h3>Acid <em>salicylic<\/em><\/h3>\n          <p>Lipophilic beta-hydroxy-acid capable of penetrating the pilosebaceous follicle to exfoliate comedones. The keratolytic efficacy of 0.5-2 % on retention lesions (blackheads, microcysts) has been established in dermatological literature.<\/p>\n          <div class=\"bd-actif-data\">Documented keratolytic efficacy at 0.5-2 %<\/div>\n        <\/article>\n\n        <article class=\"bd-actif\">\n          <div class=\"bd-actif-tag\">Acid<\/div>\n          <h3>Acid <em>azelaic<\/em><\/h3>\n          <p>Naturally-occurring dicarboxylic acid combines antibacterial action on <em>C. acnes<\/em>, normalization of keratinization and tyrosinase inhibition - useful for frequent post-inflammatory hyperpigmentation after acne flare-ups.<\/p>\n          <div class=\"bd-actif-data\">Efficacy \u2248 benzoyl peroxide 5 % &amp; tretinoin 0.05 %<\/div>\n        <\/article>\n\n        <article class=\"bd-actif\">\n          <div class=\"bd-actif-tag\">Cofactor<\/div>\n          <h3>Zinc <em>PCA \/ gluconate<\/em><\/h3>\n          <p>Enzyme co-factor with sebum-regulating and anti-inflammatory activity. Its main benefit lies in potentiating other active ingredients - which explains why it is frequently used in association with niacinamide in modern formulations.<\/p>\n          <div class=\"bd-actif-data\">Synergistic action with niacinamide<\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ M\u00c9THODE ============ -->\n  <section class=\"bd-method\">\n    <div class=\"bd-wrap\">\n      <div class=\"bd-section-label\">Methodology<\/div>\n      <h2>How were these serums <em>selected<\/em>.<\/h2>\n      <p style=\"font-size: 18px; line-height: 1.6; color: rgba(250, 246, 239, 0.85); max-width: 60ch; margin-bottom: 12px;\">Selection is based on three cross-cutting criteria. No subjective rankings, no commercial partnerships.<\/p>\n\n      <div class=\"bd-method-criteria\">\n        <div class=\"bd-method-criterion\">\n          <div class=\"bd-method-num\">01<\/div>\n          <h4>Imperfections Score \u2265 75\/100<\/h4>\n          <p>BeautyDecoded efficacy score for imperfections, based on algorithmic analysis of the formulation.<\/p>\n        <\/div>\n        <div class=\"bd-method-criterion\">\n          <div class=\"bd-method-num\">02<\/div>\n          <h4>Active with documented concentration<\/h4>\n          <p>Presence of at least one anti-acne active ingredient at a concentration for which clinical data are available.<\/p>\n        <\/div>\n        <div class=\"bd-method-criterion\">\n          <div class=\"bd-method-num\">03<\/div>\n          <h4>Sufficient volume of notices (\u2265 5)<\/h4>\n          <p>Number of user reviews providing a qualitative assessment of tolerance and sensoriality.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ DISCLAIMER AVIS ============ -->\n  <section style=\"padding: 40px 0 0;\">\n    <div class=\"bd-narrow\">\n      <div class=\"bd-disclaimer-inline\">\n        <div class=\"bd-disclaimer-icon\">!<\/div>\n        <p><strong>About user reviews.<\/strong> The ratings and reviews displayed on this page are from users of the BeautyDecoded application. These reviews are not verified. Dates of publication and details of reviews are available on each product sheet in the app.<\/p>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ PRODUITS ============ -->\n  <section class=\"bd-products bd-section\">\n    <div class=\"bd-wrap\">\n      <div class=\"bd-section-label\">Analysis<\/div>\n      <h2>Five serums <em>under the microscope<\/em>.<\/h2>\n\n      <!-- ============ PRODUIT 01 ============ -->\n      <article class=\"bd-product\">\n        <div class=\"bd-product-header\">\n          <div class=\"bd-product-rank\">01<\/div>\n          <div class=\"bd-product-titles\">\n            <div class=\"bd-product-brand\">SVR<\/div>\n            <h3>Flash bulb <em>Sebiaclear<\/em><\/h3>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-product-grid\">\n          <div class=\"bd-product-content\">\n            <h4>Asset analysis<\/h4>\n            <p>The formulation combines three active ingredients with complementary mechanisms: <strong>niacinamide<\/strong> (seboregulation, anti-inflammatory), <strong>salicylic acid<\/strong> (keratolytic BHA), <strong>azelaic acid<\/strong> (antibacterial and tyrosinase inhibitor). This triple action covers the inflammatory, retention and pigmentary axes of acne pathogenesis. The bioavailability of salicylic acid is optimized by the presence of isopropyl alcohol, which also acts as a co-solvent.<\/p>\n\n            <h4>User reviews<\/h4>\n            <p>Feedback converges on the rapid effectiveness on clogged pores and the T-zone. However, several users report transient tingling (10 to 20 minutes after application) and a drying effect attributed to the alcohol. The fragrance odor is mentioned as a recurring negative point. Users with sensitive skin report a risk of alopecia when the serum is combined with a rich moisturizing cream.<\/p>\n\n            <div class=\"bd-verdict\">\n              <div class=\"bd-verdict-label\">Verdict - Dr David<\/div>\n              <p>Sensitivity score: -3. Not suitable for sensitive skin. The presence of isopropyl alcohol and fragrance justifies this warning. Preferably applied as a short course of treatment (4 to 6 weeks), localized on acne-prone areas.<\/p>\n            <\/div>\n          <\/div>\n\n          <aside class=\"bd-scores\">\n            <div class=\"bd-scores-title\">Scores BeautyDecoded<\/div>\n\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Imperfections<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 95%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">95<\/div>\n            <\/div>\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Oily skin<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 91%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">91<\/div>\n            <\/div>\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Anti-aging<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill bd-score-low\" style=\"width: 30%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">30<\/div>\n            <\/div>\n\n            <div class=\"bd-scores-footer\">\n              <span class=\"bd-sensitivity-badge bd-sensitivity-strong\">Sensitive: -3<\/span>\n            <\/div>\n          <\/aside>\n        <\/div>\n      <\/article>\n\n      <!-- ============ PRODUIT 02 ============ -->\n      <article class=\"bd-product\">\n        <div class=\"bd-product-header\">\n          <div class=\"bd-product-rank\">02<\/div>\n          <div class=\"bd-product-titles\">\n            <div class=\"bd-product-brand\">Aroma-Zone<\/div>\n            <h3>Acid Serum <em>Azelaic 10 %<\/em><\/h3>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-product-grid\">\n          <div class=\"bd-product-content\">\n            <h4>Asset analysis<\/h4>\n            <p>Monoactive formulation focused on the\u2019<strong>10 % azelaic acid<\/strong>, A concentration documented as effective on inflammatory and retention lesions. The presence of sodium hyaluronate improves tolerance by limiting the drying effect frequently observed with this active ingredient. Extract of <em>Salix nigra<\/em> (black willow) provides a gentle keratolytic complement thanks to its natural richness in salicylated precursors.<\/p>\n\n            <h4>User reviews<\/h4>\n            <p>Users report visible efficacy from the very first week on skin texture quality and matification. The texture is described as sticky by several reviews, which suggests that it should be applied in a thin layer. Value for money is considered favorable. Linting may occur if the serum is combined with a skincare product containing silicones or film-forming polymers.<\/p>\n\n            <div class=\"bd-verdict\">\n              <div class=\"bd-verdict-label\">Verdict - Dr David<\/div>\n              <p>Sensitivity score: -0.5. Potential risk of irritation, especially at the start of use. Gradual introduction (every other evening for two weeks) limits this risk.<\/p>\n            <\/div>\n          <\/div>\n\n          <aside class=\"bd-scores\">\n            <div class=\"bd-scores-title\">Scores BeautyDecoded<\/div>\n\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Imperfections<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 90%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">90<\/div>\n            <\/div>\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Stains<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 68%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">68<\/div>\n            <\/div>\n\n            <div class=\"bd-scores-footer\">\n              <span class=\"bd-sensitivity-badge bd-sensitivity-warn\">Sensitive: -0.5<\/span>\n            <\/div>\n          <\/aside>\n        <\/div>\n      <\/article>\n\n      <!-- ============ PRODUIT 03 ============ -->\n      <article class=\"bd-product\">\n        <div class=\"bd-product-header\">\n          <div class=\"bd-product-rank\">03<\/div>\n          <div class=\"bd-product-titles\">\n            <div class=\"bd-product-brand\">Aroma-Zone<\/div>\n            <h3>Serum Niacinamide 10 %, <em>Copper-Zinc<\/em><\/h3>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-product-grid\">\n          <div class=\"bd-product-content\">\n            <h4>Asset analysis<\/h4>\n            <p>10 % formulation of niacinamide combined with copper PCA and zinc PCA. The <strong>PCA copper<\/strong> is of interest for wound healing and the stimulation of lysyl oxidase (collagen cross-linking), which explains the moderate anti-aging score (56\/100) above the category average. The combination <strong>Niacinamide-Zinc<\/strong> specifically targets seboregulation and inflammation. The presence of black willow extract completes the action on keratinization.<\/p>\n\n            <h4>User reviews<\/h4>\n            <p>Feedback mentions a gradual improvement in skin texture (several months according to profiles). The texture is described as slightly sticky by some, and more oily by others - this sensory discrepancy suggests interaction with other products in the routine. Effectiveness on pigmentation spots is judged to be moderate, in line with the Spot score measured (43\/100).<\/p>\n\n            <div class=\"bd-verdict\">\n              <div class=\"bd-verdict-label\">Verdict - Dr David<\/div>\n              <p>Sensitivity score: -1. Low potential risk of irritation. The niacinamide concentration of 10 % is tolerated by most skin profiles, but may cause transient redness in highly reactive skin.<\/p>\n            <\/div>\n          <\/div>\n\n          <aside class=\"bd-scores\">\n            <div class=\"bd-scores-title\">Scores BeautyDecoded<\/div>\n\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Imperfections<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 82%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">82<\/div>\n            <\/div>\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Anti-aging<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill bd-score-mid\" style=\"width: 56%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">56<\/div>\n            <\/div>\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Stains<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill bd-score-low\" style=\"width: 43%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">43<\/div>\n            <\/div>\n\n            <div class=\"bd-scores-footer\">\n              <span class=\"bd-sensitivity-badge bd-sensitivity-warn\">Sensitive: -1<\/span>\n            <\/div>\n          <\/aside>\n        <\/div>\n      <\/article>\n\n      <!-- ============ PRODUIT 04 ============ -->\n      <article class=\"bd-product\">\n        <div class=\"bd-product-header\">\n          <div class=\"bd-product-rank\">04<\/div>\n          <div class=\"bd-product-titles\">\n            <div class=\"bd-product-brand\">Beauty of Joseon<\/div>\n            <h3>Glow Serum <em>Propolis + Niacinamide<\/em><\/h3>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-product-grid\">\n          <div class=\"bd-product-content\">\n            <h4>Asset analysis<\/h4>\n            <p>Hybrid formulation combining <strong>niacinamide<\/strong> (concentration not specified by the manufacturer, probably between 2 and 5 %), <strong>propolis extract<\/strong> (antibacterial activity documented in vitro on <em>C. acnes<\/em>), <strong>centella asiatica<\/strong> (madecassoside, anti-inflammatory) and <strong>tea tree<\/strong> (<em>Melaleuca alternifolia<\/em>). This combination is a relevant option for skin profiles presenting imperfections on an inflammatory or reactive background.<\/p>\n\n            <h4>User reviews<\/h4>\n            <p>Feedback praises the fluid, non-greasy, lint-free texture, with a \u00abglass skin\u00bb effect (smoothed, moisturized skin). Several users regret that the niacinamide concentration is too low to treat severe imperfections. Compatibility with retinol as part of an evening routine was favorably noted. Relevant profile for combination to oily skin with moderate imperfections.<\/p>\n\n            <div class=\"bd-verdict\">\n              <div class=\"bd-verdict-label\">Verdict - Dr David<\/div>\n              <p>Sensitivity score: +0.2. Profile compatible with sensitive skin. This is the best-tolerated option in the selection, making it a relevant choice for inflammatory acne on reactive skin or for first-time anti-imperfection routines.<\/p>\n            <\/div>\n          <\/div>\n\n          <aside class=\"bd-scores\">\n            <div class=\"bd-scores-title\">Scores BeautyDecoded<\/div>\n\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Imperfections<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 82%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">82<\/div>\n            <\/div>\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Oily skin<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 84%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">84<\/div>\n            <\/div>\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Redness<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 82%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">82<\/div>\n            <\/div>\n\n            <div class=\"bd-scores-footer\">\n              <span class=\"bd-sensitivity-badge bd-sensitivity-good\">Sensitive: +0.2<\/span>\n            <\/div>\n          <\/aside>\n        <\/div>\n      <\/article>\n\n      <!-- ============ PRODUIT 05 ============ -->\n      <article class=\"bd-product\">\n        <div class=\"bd-product-header\">\n          <div class=\"bd-product-rank\">05<\/div>\n          <div class=\"bd-product-titles\">\n            <div class=\"bd-product-brand\">The Ordinary<\/div>\n            <h3>Niacinamide <em>10 % + Zinc 1 %<\/em><\/h3>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-product-grid\">\n          <div class=\"bd-product-content\">\n            <h4>Asset analysis<\/h4>\n            <p>Minimalist formulation to <strong>10 % niacinamide and 1 % zinc PCA<\/strong> in an aqueous base. It is the category benchmark in terms of efficiency-price ratio, with <strong>82 user reviews<\/strong> on BeautyDecoded - the largest returns database in this selection.<\/p>\n\n            <h4>User reviews<\/h4>\n            <p>Feedback is polarized. Satisfied users describe a visible reduction in pore dilation and regulation of inflammation of early lesions after several weeks' use. Some users perceive no effect on established acne, which is consistent with niacinamide's mechanism of action (preventive and regulatory rather than curative action). The texture is described as slightly foaming by some profiles.<\/p>\n\n            <div class=\"bd-verdict\">\n              <div class=\"bd-verdict-label\">Verdict - Dr David<\/div>\n              <p>Sensitivity score: 0.0. Neutral profile, compatible with most phototypes. Some users with very sensitive skin report intolerance to 10 % niacinamide; a 4-5 % formulation may then be an alternative.<\/p>\n            <\/div>\n          <\/div>\n\n          <aside class=\"bd-scores\">\n            <div class=\"bd-scores-title\">Scores BeautyDecoded<\/div>\n\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Imperfections<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 80%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">80<\/div>\n            <\/div>\n            <div class=\"bd-score-row\">\n              <div class=\"bd-score-label\">Oily skin<\/div>\n              <div class=\"bd-score-bar\"><div class=\"bd-score-bar-fill\" style=\"width: 70%;\"><\/div><\/div>\n              <div class=\"bd-score-value\">70<\/div>\n            <\/div>\n\n            <div class=\"bd-scores-footer\">\n              <div class=\"bd-rating\">\n                <span class=\"bd-rating-count\">82 notices<\/span>\n              <\/div>\n              <span class=\"bd-sensitivity-badge bd-sensitivity-neutral\">Sensitive: 0.0<\/span>\n            <\/div>\n          <\/aside>\n        <\/div>\n      <\/article>\n\n    <\/div>\n  <\/section>\n\n  <!-- ============ SYNTHESE PAR PROFIL ============ -->\n  <section class=\"bd-section\">\n    <div class=\"bd-wrap\">\n      <div class=\"bd-section-label\">Summary<\/div>\n      <h2>Which serum for <em>which profile<\/em> ?<\/h2>\n      <p class=\"bd-lead\">The right serum isn't the best-rated serum in absolute terms - it's the one that matches your profile. Here's the reading by skin phenotype.<\/p>\n\n      <div class=\"bd-profiles\">\n\n        <div class=\"bd-profile\">\n          <div class=\"bd-profile-tag\">Profile 01<\/div>\n          <h4>Active inflammatory acne on <em>non-sensitive oily skin<\/em><\/h4>\n          <p>The most comprehensive coverage of all three axes (inflammatory, retention, pigmentation), in short courses of treatment.<\/p>\n          <div class=\"bd-profile-product\">\n            SVR Ampoule Flash Sebiaclear\n            <span>Score Imperfections 95<\/span>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-profile\">\n          <div class=\"bd-profile-tag\">Profile 02<\/div>\n          <h4>Acne <em>retention<\/em> with marques pigments<\/h4>\n          <p>Relevant coverage on two axes simultaneously - keratinization and post-inflammatory hyperpigmentation.<\/p>\n          <div class=\"bd-profile-product\">\n            Aroma-Zone Azelaic Acid 10 %\n            <span>Score Imperfections 90<\/span>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-profile\">\n          <div class=\"bd-profile-tag\">Profile 03<\/div>\n          <h4>Imperfections on <em>sensitive skin<\/em> or reactive<\/h4>\n          <p>The best-tolerated option of the selection - propolis, centella, tea tree on a niacinamide base.<\/p>\n          <div class=\"bd-profile-product\">\n            Beauty of Joseon Glow Serum\n            <span>Sensitivity +0.2<\/span>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-profile\">\n          <div class=\"bd-profile-tag\">Profile 04<\/div>\n          <h4>First routine, <em>tight budget<\/em><\/h4>\n          <p>The entry-level reference. 82 BeautyDecoded reviews - the most robust returns database of the selection.<\/p>\n          <div class=\"bd-profile-product\">\n            The Ordinary Niacinamide 10 % + Zinc 1 %\n            <span>Sensitivity 0.0<\/span>\n          <\/div>\n        <\/div>\n\n        <div class=\"bd-profile\">\n          <div class=\"bd-profile-tag\">Profile 05<\/div>\n          <h4>Mixed profile with search for\u2019<em>complementary anti-aging effect<\/em><\/h4>\n          <p>Copper PCA stimulates lysyl oxidase and collagen cross-linking - marked differentiating interest.<\/p>\n          <div class=\"bd-profile-product\">\n            Aroma-Zone Niacinamide Copper-Zinc\n            <span>Anti-Aging Score 56<\/span>\n          <\/div>\n        <\/div>\n\n      <\/div>\n\n      <!-- Routine note -->\n      <div class=\"bd-routine-note\">\n        <h3>The serum does <em>not routine<\/em>.<\/h3>\n        <p>The application of an anti-acne serum is part of an overall routine which must include a <strong>gentle, non-comedogenic cleanser<\/strong>, a <strong>moisturizing care adapted to skin profile<\/strong> and a <strong>daily photoprotection<\/strong> (SPF 30 minimum), particularly when using a keratolytic active ingredient (salicylic acid) or a tyrosinase-inhibiting active ingredient (azelaic acid). New active ingredients are introduced gradually, with a minimum evaluation period of <strong>8 to 12 weeks<\/strong> for active ingredients targeting follicular keratinization.<\/p>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ FINAL CTA ============ -->\n  <section class=\"bd-final\">\n    <div class=\"bd-wrap\">\n      <div class=\"bd-final-inner\">\n        <h2>Scan your current serum. <em>See if it's right for you.<\/em><\/h2>\n        <p>The BeautyDecoded application analyzes any cosmetic product in a matter of seconds - personalized efficacy score based on 80 skin profiles, problematic ingredients detected, better-rated alternatives suggested.<\/p>\n        <a href=\"https:\/\/beautydecoded.go.link\/58n0T\" class=\"bd-cta\" target=\"_blank\" rel=\"noopener\">Download BeautyDecoded<\/a>\n        <div class=\"bd-cta-meta\"><span>Free trial<\/span> - iOS &amp; Android - 4.7 \/ 5 on Stores<\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ============ DISCLAIMER FOOTER ============ -->\n  <section class=\"bd-footer-disclaimer\">\n    <p><em>Dr Sylvain David, plastic surgeon, researcher and youtuber.<\/em><br>Information for educational purposes only. Does not replace a medical consultation. BeautyDecoded scores are the result of an algorithmic analysis of the formulation and do not constitute personalized dermatological advice.<\/p>\n  <\/section>\n\n<\/div>\n<!-- ============ FIN BD-ACNE-SERUMS ============ -->\n\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"How to treat ACNE effectively without Roaccutane\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/PXNhMmUARV0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Of all existing skin problems, acne is the most common and widespread. This chronic disease affects a large majority of teenagers, the result of a hormonal imbalance caused by their physical transformation. But many adults suffer too: stress, lifestyle, pollution and hormonal imbalances are just some of the common causes of acne. In order to remedy these skin inconveniences, which can sometimes alter the lives of sufferers, an intense and rigorous skincare routine is essential. Among the products that make up this routine, serums and <a href=\"https:\/\/www.beautydecoded.com\/en\/facial-care\/anti-acne-care\/anti-acne-cream\/\">anti-acne creams<\/a> are particularly effective thanks to their high concentration of active ingredients. Beauty Decoded tells you all about the importance of caring for your skin and offers you its selection of serums for acne-prone skin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">After first testing the product, you can use a <a href=\"https:\/\/www.beautydecoded.com\/en\/serum-anti-imperfections-typology\/\">anti-acne serum<\/a> morning and evening. A few drops are usually all you need, as serum is a highly concentrated cosmetic. Place 4 or 5 drops between your hands, then gently apply the product to your clean, slightly damp face, patting or pressing to ensure proper penetration. Don't forget to apply some to the skin on your neck and d\u00e9collet\u00e9, which is often overlooked by skincare products, even though it is very fine and fragile.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This <a href=\"https:\/\/www.beautydecoded.com\/en\/facial-care\/anti-acne-care\/\">anti-acne care<\/a> is ideal for people with uneven skin: its ultra-concentrated formula evens out skin tone and makes it more radiant. Use it as a complement to your evening skincare routine, applying a small amount at a time. However, it is preferable to avoid exposure to the sun.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Now you know the importance of including a serum in the maintenance and care of your acne-prone skin. For personalized advice tailored to your specific needs, we recommend that you consult a dermatologist.<\/p>","protected":false},"excerpt":{"rendered":"<p>Skincare - Anti-imperfections Best anti-acne serums: scientific analysis. The serum is the most concentrated step in an anti-imperfection routine. But it's important to choose the right active ingredient, in the right concentration, for the right skin profile. Here are five formulations examined in detail - clinical data, BeautyDecoded scores, user feedback. SD Dr Sylvain David Plastic surgeon...<\/p>","protected":false},"author":3,"featured_media":0,"parent":735,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"enable","_kad_post_title":"hide","_kad_post_layout":"fullwidth","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"class_list":["post-3326","page","type-page","status-publish","hentry"],"acf":[],"taxonomy_info":[],"featured_image_src_large":false,"author_info":{"display_name":"Beautydecoded","author_link":"https:\/\/www.beautydecoded.com\/en\/author\/sylvaindavid\/"},"comment_info":0,"_links":{"self":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/pages\/3326","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/comments?post=3326"}],"version-history":[{"count":23,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/pages\/3326\/revisions"}],"predecessor-version":[{"id":74038,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/pages\/3326\/revisions\/74038"}],"up":[{"embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/pages\/735"}],"wp:attachment":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/media?parent=3326"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}