{"id":8469,"date":"2026-03-18T13:22:20","date_gmt":"2026-03-18T05:22:20","guid":{"rendered":"https:\/\/www.zleygroup.com\/?p=8469"},"modified":"2026-03-18T13:22:22","modified_gmt":"2026-03-18T05:22:22","slug":"un-derive-de-la-vitamine-c-tres-stable-qui-apporte-de-leclat-et-une-protection-antioxydante","status":"publish","type":"post","link":"https:\/\/www.zleygroup.com\/fr\/a-highly-stable-vitamin-c-derivative-for-brightening-and-antioxidant-protection\/","title":{"rendered":"Un d\u00e9riv\u00e9 de la vitamine C hautement stable, aux propri\u00e9t\u00e9s \u00e9claircissantes et antioxydantes"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>ZLEY\u00ae VCE<\/strong><strong>&nbsp;<\/strong><strong>(CAS 86404-04-8) : <\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un d\u00e9riv\u00e9 de la vitamine C hautement stable, aux propri\u00e9t\u00e9s \u00e9claircissantes et antioxydantes<\/strong><strong><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"486\" height=\"467\" src=\"https:\/\/www.zleygroup.com\/wp-content\/uploads\/2026\/03\/\u56fe\u72471-2.png\" alt=\"\" class=\"wp-image-8470\" title=\"\" srcset=\"https:\/\/www.zleygroup.com\/wp-content\/uploads\/2026\/03\/\u56fe\u72471-2.png 486w, https:\/\/www.zleygroup.com\/wp-content\/uploads\/2026\/03\/\u56fe\u72471-2-300x288.png 300w, https:\/\/www.zleygroup.com\/wp-content\/uploads\/2026\/03\/\u56fe\u72471-2-12x12.png 12w, https:\/\/www.zleygroup.com\/wp-content\/uploads\/2026\/03\/\u56fe\u72471-2-64x61.png 64w\" sizes=\"(max-width: 486px) 100vw, 486px\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Le ZLEY\u00ae VCE (CAS 86404-04-8) est un d\u00e9riv\u00e9 hautement stable de la vitamine C. Gr\u00e2ce \u00e0 la modification par un groupe \u00e9thyle en position du troisi\u00e8me atome de carbone, il emp\u00eache efficacement l'oxydation et l'ionisation, ce qui se traduit par une stabilit\u00e9 consid\u00e9rablement am\u00e9lior\u00e9e.\u00a0Cet ingr\u00e9dient inhibe l'activit\u00e9 de la tyrosinase, bloque la production de m\u00e9lanine et pi\u00e8ge les radicaux libres, offrant ainsi \u00e0 la fois des bienfaits \u00e9claircissants pour la peau et des propri\u00e9t\u00e9s antioxydantes. Sa structure mol\u00e9culaire unique lui conf\u00e8re une double solubilit\u00e9 dans l'eau et dans l'huile, ce qui lui permet de p\u00e9n\u00e9trer facilement dans la couche corn\u00e9e. Une fois absorb\u00e9, il est d\u00e9compos\u00e9 par des enzymes biologiques pour lib\u00e9rer la forme active compl\u00e8te de la vitamine C.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ZLEY\u00ae est un fournisseur professionnel de cette mati\u00e8re premi\u00e8re, qui garantit une qualit\u00e9 constante, une assistance technique et des services de livraison dans plus de 60 pays \u00e0 travers le monde.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ZLEY\u00ae VCE<\/strong><strong>&nbsp;<\/strong><strong>Informations sur le produit<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>INCI:<\/strong>&nbsp;Acide 3-O-\u00e9thyl ascorbique<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>CAS :<\/strong>&nbsp;86404-04-8<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Apparence:<\/strong>&nbsp;Poudre cristalline de couleur blanc cass\u00e9 \u00e0 blanche<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Principaux avantages :<\/strong>&nbsp;Antioxydant, \u00e9claircissant (par l'autophagie), photoprotecteur<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Utilisation recommand\u00e9e\u00a0:<\/strong>&nbsp;0,1-3,01 TP3T (\u2264 101 TP3T)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Solubilit\u00e9:<\/strong>&nbsp;Solubles dans l'eau et solubles dans l'huile<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Traitement :<\/strong>&nbsp;Pour les syst\u00e8mes non \u00e9mulsifiants, ajoutez-le directement \u00e0 une temp\u00e9rature inf\u00e9rieure \u00e0 45 \u00b0C et m\u00e9langez pour obtenir une dissolution homog\u00e8ne ; pour les syst\u00e8mes \u00e9mulsifiants, il convient de le dissoudre au pr\u00e9alable dans de l'eau froide, puis de l'ajouter \u00e0 une temp\u00e9rature inf\u00e9rieure \u00e0 45 \u00b0C, avant de m\u00e9langer pour obtenir une dissolution homog\u00e8ne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Le ZLEY\u00ae VCE est-il sans danger ?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00c9valuation faisant autorit\u00e9 :<\/strong>&nbsp;Le NICNAS australien a \u00e9valu\u00e9 cet ingr\u00e9dient et a conclu qu'il pouvait \u00eatre utilis\u00e9 en toute s\u00e9curit\u00e9 dans les produits cosm\u00e9tiques sans rin\u00e7age et \u00e0 rincer \u00e0 des concentrations allant jusqu'\u00e0 10%.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Doux et stable :<\/strong>&nbsp;Elle pr\u00e9sente un pouvoir irritant nettement inf\u00e9rieur \u00e0 celui de la vitamine C pure et reste stable sur une large plage de pH (stabilit\u00e9 optimale \u00e0 pH 5,46).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Reconnaissance internationale :<\/strong>&nbsp;Largement utilis\u00e9 sur le march\u00e9 mondial des cosm\u00e9tiques, son utilisation s'appuie sur de nombreuses donn\u00e9es de s\u00e9curit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pourquoi choisir le VCE ZLEY\u00ae de ZLEY\u00ae ?<\/strong><br>Forte de plus de 20 ans d'engagement, ZLEY\u00ae s'est d\u00e9velopp\u00e9e pour devenir une entreprise moderne alliant recherche, production, contr\u00f4le qualit\u00e9 et commercialisation. Nous nous engageons \u00e0 fournir des mati\u00e8res premi\u00e8res, des produits semi-finis et des solutions de formulation sur mesure de la plus haute qualit\u00e9 pour les soins personnels. Nous mettons tout en \u0153uvre pour r\u00e9pondre aux besoins vari\u00e9s de nos clients et leur garantir des produits et un service d'excellence. E-mail :&nbsp;<a href=\"mailto:services@zleygroup.com\"><u>services@zleygroup.com<\/u><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Foire aux questions sur ZLEY\u00ae VCE<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q1 : Quels sont les avantages du ZLEY\u00ae VCE par rapport \u00e0 la vitamine C pure ?<\/strong><br>ZLEY\u00ae VCE r\u00e9sout trois probl\u00e8mes majeurs li\u00e9s \u00e0 la vitamine C pure :<br>\u2460&nbsp;<strong>Haute stabilit\u00e9 :<\/strong>&nbsp;Il r\u00e9siste \u00e0 l'oxydation et \u00e0 la d\u00e9coloration.<br>\u2461&nbsp;<strong>Doux et peu irritant :<\/strong>&nbsp;Convient aux peaux sensibles.<br>\u2462&nbsp;<strong>Excellente p\u00e9n\u00e9tration :<\/strong>&nbsp;Sa double solubilit\u00e9 dans l'eau et dans l'huile permet une meilleure absorption par la peau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q2 : Quelle est l'efficacit\u00e9 de son action \u00e9claircissante ?<\/strong><br>\u00c0 une concentration de 20,0 g\/L, il pr\u00e9sente un taux d'inhibition de la tyrosinase de 88,63%. Son m\u00e9canisme blanchissant repose sur : l'inhibition directe de l'activit\u00e9 de la tyrosinase, la suppression de l'\u03b1-MSH via la voie Nrf2 et l'induction de l'autophagie dans les m\u00e9lanocytes afin de d\u00e9grader la m\u00e9lanine.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q3 : Quels sont le pH et la temp\u00e9rature optimaux pour l'utilisation de ce produit ?<\/strong><br>Les conditions optimales de stabilit\u00e9 sont un pH de 5,46 et une temp\u00e9rature de 36,3 \u00b0C. Le pH a une incidence significative sur sa stabilit\u00e9 ; il est donc recommand\u00e9 d'int\u00e9grer un syst\u00e8me tampon dans la formulation afin de maintenir le pH id\u00e9al. La temp\u00e9rature a un effet relativement mineur sur sa stabilit\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"<p>ZLEY\u00ae VCE&nbsp;(CAS 86404-04-8): A Highly Stable Vitamin C Derivative for Brightening and Antioxidant Protection ZLEY\u00ae VCE&nbsp;(CAS 86404-04-8) is a highly [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8470,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[69],"tags":[],"class_list":["post-8469","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-active-ingredients"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/posts\/8469","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/comments?post=8469"}],"version-history":[{"count":0,"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/posts\/8469\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/media\/8470"}],"wp:attachment":[{"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/media?parent=8469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/categories?post=8469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zleygroup.com\/fr\/wp-json\/wp\/v2\/tags?post=8469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}