{"id":70025,"date":"2025-12-05T16:00:02","date_gmt":"2025-12-05T15:00:02","guid":{"rendered":"https:\/\/www.beautydecoded.com\/produits\/non%20class\u00e9\/quadruple-hyaluronic-acid-serum-5\/"},"modified":"2025-12-05T16:00:08","modified_gmt":"2025-12-05T15:00:08","slug":"quadruple-hyaluronic-acid-serum-5","status":"publish","type":"product","link":"https:\/\/www.beautydecoded.com\/en\/products\/naturium\/quadruple-hyaluronic-acid-serum-5\/","title":{"rendered":"Quadruple Hyaluronic Acid Serum 5%"},"content":{"rendered":"

AQUA<\/a>, GLYCERIN<\/a>, PROPANEDIOL<\/a>, HYDROLYZED HYALURONIC ACID<\/a> (Hydrolyzed hyaluronic acid), SODIUM HYALURONATE<\/a> (Hyaluronic acid), Apricot kernel oil polyglyceryl-6 esters<\/a>, Polygyceryl-6 Oleate<\/a>, CAPRYLYL GLYCOL<\/a>, POLYGLYCERYL-10 OLEATE<\/a>, ACRYLATES\/C10-30 ALKYL ACRYLATE CROSSPOLYMER<\/a>, MAGNOLOL<\/a>, KAEMPFEROL<\/a>, TETRAHEXYLDECYL ASCORBATE<\/a> (Vitamin C derivative), GLYCOLIPIDS<\/a>, GLYCINE SOJA STEROLS<\/a>, TOCOPHERYL ACETATE<\/a> (Vitamin E derivative), PHENOXYETHANOL<\/a>, sorbitan palmitate<\/a>, POTASSIUM SORBATE<\/a>, SODIUM HYDROXIDE<\/a>, GLYCERYL POLYACRYLATE<\/a>, XANTHAN GUM<\/a>, HEXYLENE GLYCOL<\/a><\/p>\n

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

Visit Naturium Quadruple Hyaluronic Acid Serum 5%<\/strong> is primarily intended for skin in need of intense hydration, firmness, and anti-aging benefits. This serum targets dehydration, loss of elasticity, and early wrinkles, thanks to a formula focused on restoring the skin barrier and providing deep hydration. My expert opinion is that the brand offers a relevant solution for dry, dehydrated skin or skin exposed to harsh environmental factors.<\/p>\n

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

Three key active ingredients structure the effectiveness of this serum:<\/p>\n

    \n
  • Hyaluronic acid in 4 forms<\/strong> This synergy provides multi-layer hydration, acting both on the surface and deep down. Hydrolyzed hyaluronic acid penetrates more easily, while sodium hyaluronate retains water on the surface, providing an immediate plumping effect.<\/li>\n
  • Tetrahexyldecyl Ascorbate<\/strong> This stable derivative of vitamin C acts as an antioxidant, stimulates collagen synthesis, and contributes to a radiant complexion, while being well tolerated by sensitive skin.<\/li>\n
  • Tocopheryl Acetate<\/strong> : A derivative of vitamin E, it protects the skin from oxidative stress and strengthens the skin barrier.<\/li>\n<\/ul>\n

    The presence of these active ingredients, combined with moisturizing agents such as glycerin, explains the quality and performance of the product.<\/p>\n

    Tips and Application Ritual<\/h2>\n

    I apply this serum in the morning and\/or evening to clean skin, before moisturizer. It fits perfectly into a routine with gentle active ingredients (niacinamide, peptides). I avoid layering it immediately with powerful exfoliants (AHA\/BHA acids) or retinol to limit the risk of irritation.<\/p>\n

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

    This serum stands out for its light, non-sticky texture and excellent tolerance. Its strength lies in the combination of hyaluronic acids of different molecular weights and antioxidants. One slight drawback: it may not be enough on its own for very dry skin, which may require a cream as a complement. In conclusion, it is a safe and effective choice for moisturizing and revitalizing the skin on a daily basis.<\/p>\n

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

    The Verdict & Review beautydecoded:
    Dry skin: Very good
    Oily skin: Very good
    Anti-aging effectiveness: Low
    Effectiveness on blemishes: Low
    Effectiveness Hyperpigmentation: Low
    Effectiveness on redness: Good \u2705
    Sensitive skin: Good \u2705<\/p>","protected":false},"featured_media":70026,"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":[807],"product_tag":[],"class_list":["post-70025","product","type-product","status-publish","has-post-thumbnail","product_cat-naturium","pa_actif-ascorbicacidderivatives","pa_type-de-produit-serum","first","instock","product-type-external","entry","content-bg","loop-entry"],"acf":[],"taxonomy_info":{"product_cat":[{"value":807,"label":"Naturium"}],"pa_actif":[{"value":542,"label":"ascorbicacidderivatives"}],"pa_type-de-produit":[{"value":544,"label":"serum"}]},"featured_image_src_large":["https:\/\/www.beautydecoded.com\/wp-content\/uploads\/2025\/12\/14-8-1024x1024.jpeg",1024,1024,true],"author_info":[],"comment_info":0,"_links":{"self":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product\/70025","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=70025"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/media\/70026"}],"wp:attachment":[{"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/media?parent=70025"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product_brand?post=70025"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product_cat?post=70025"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.beautydecoded.com\/en\/wp-json\/wp\/v2\/product_tag?post=70025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}