{"id":68561,"date":"2025-12-05T15:14:51","date_gmt":"2025-12-05T14:14:51","guid":{"rendered":"https:\/\/www.beautydecoded.com\/produits\/non%20class\u00e9\/keracnyl-serum\/"},"modified":"2026-04-02T19:57:52","modified_gmt":"2026-04-02T17:57:52","slug":"keracnyl-serum","status":"publish","type":"product","link":"https:\/\/www.beautydecoded.com\/en\/products\/ducray\/keracnyl-serum\/","title":{"rendered":"Keracnyl Serum"},"content":{"rendered":"

AQUA<\/a>, CAPRYLIC\/CAPRIC TRIGLYCERIDE<\/a>, AZELAIC ACID<\/a> (Azelaic acid), DICAPRYLYL ETHER<\/a>, GLYCOLIC ACID<\/a> (AHA exfoliating acid), GLYCERIN<\/a>, NYLON-12<\/a>, GLYCERYL STEARATE<\/a>, CETEARYL ALCOHOL<\/a>, SODIUM HYDROXIDE<\/a>, DIMETHICONE<\/a> (Silicone), ACETIC ACID<\/a>, CETEARETH-33<\/a>, DISODIUM EDTA<\/a>, PERFUM<\/a> (Perfume), GLYCERYL LAURATE<\/a>, MYRTUS COMMUNIS LEAF EXTRACT<\/a> (Myrtle), NIACINAMIDE<\/a> (Vitamin B3), SCLEROTIUM GUM<\/a>, SODIUM CHLORIDE<\/a>, TOCOPHEROL<\/a> (Vitamin E), TOCOPHERYL ACETATE<\/a> (Vitamin E derivative)<\/p>\n

My Doctor's Diagnosis: Analysis and Target<\/h2>\n

Visit Ducray Keracnyl Serum<\/strong> is primarily intended for adult skin prone to acne, persistent blemishes, and residual marques. The Ducray brand, renowned for its dermatological expertise, offers a formula specifically designed to address issues such as shine, enlarged pores, inflammatory pimples, and post-inflammatory spots. My expert opinion is that the formula effectively targets the needs of combination to oily skin, while incorporating active ingredients that are both corrective and soothing, making it a suitable treatment for sensitive, acne-prone skin.<\/p>\n

Formula Analysis: Key Assets<\/h2>\n

Three major active ingredients stand out in this serum:<\/p>\n

    \n
  • Azelaic acid<\/strong> : known for its antibacterial and anti-inflammatory properties, it acts on the proliferation of Cutibacterium acnes and limits the appearance of inflammatory lesions. It also helps to reduce post-acne pigmentation spots.<\/li>\n
  • Glycolic acid<\/strong> : this AHA gently exfoliates the stratum corneum, promoting cell renewal and removing dead cells that clog pores. It improves skin texture and brightens the complexion.<\/li>\n
  • Niacinamide<\/strong> Vitamin B3 is a multifunctional active ingredient that regulates sebum production, soothes irritation, and strengthens the skin barrier, while helping to reduce red or brown spots.<\/li>\n<\/ul>\n

    The synergy of these active ingredients gives the product overall effectiveness against blemishes, sebum regulation, and prevention of marques.<\/p>\n

    Tips and Application Ritual<\/h2>\n

    I recommend applying Ducray Keracnyl Serum in the evening to clean, dry skin, avoiding the eye area. It can be used in combination with non-comedogenic moisturizers. Due to the presence of exfoliating acids, it is best to avoid combining it with other irritating active ingredients (retinoids, pure vitamin C) in the same routine. Daily sun protection is essential in the morning.<\/p>\n

    My Final Verdict & Safety Opinion<\/h2>\n

    The strength of this serum lies in the complementary nature of its active ingredients, which act on acne, marques, and overall skin quality. Its light texture is suitable for combination to oily skin. One slight drawback is the presence of fragrance, which can cause irritation for very sensitive skin. In conclusion, this is an expert skincare product that is well tolerated and that I recommend for adult skin prone to acne.<\/p>\n

    ","protected":false},"excerpt":{"rendered":"

    The Verdict & Review beautydecoded:
    Dry skin: Very good
    Oily skin: Avoid
    Anti-aging effectiveness: Low
    Effectiveness on blemishes: Poor \u26a0\ufe0f
    Effectiveness Hyperpigmentation: Low
    Effectiveness on redness: Very good \u2b50
    Sensitive skin: Limit<\/p>","protected":false},"featured_media":68562,"comment_status":"open","ping_status":"open","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":"","_kad_post_title":"","_kad_post_layout":"","_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":""},"product_brand":[],"product_cat":[448],"product_tag":[],"class_list":{"0":"post-68561","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ducray","7":"pa_actif-azelaicacid","8":"pa_actif-glycolicacid","9":"pa_actif-niacinamide","10":"pa_type-de-produit-serum","12":"first","13":"instock","14":"product-type-external","15":"entry","16":"content-bg","17":"loop-entry"},"acf":[],"taxonomy_info":{"product_cat":[{"value":448,"label":"DUCRAY"}],"pa_actif":[{"value":564,"label":"azelaicacid"},{"value":545,"label":"glycolicacid"},{"value":541,"label":"niacinamide"}],"pa_type-de-produit":[{"value":544,"label":"serum"}]},"featured_image_src_large":["https:\/\/www.beautydecoded.com\/wp-content\/uploads\/2025\/12\/keracnyl-serum-1024x1024.webp",1024,1024,true],"author_info":[],"comment_info":2,"_links":{"self":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product\/68561","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/comments?post=68561"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/media\/68562"}],"wp:attachment":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/media?parent=68561"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product_brand?post=68561"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product_cat?post=68561"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product_tag?post=68561"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}