{"id":338,"date":"2026-05-08T05:46:45","date_gmt":"2026-05-08T05:46:45","guid":{"rendered":"https:\/\/www.totarolchina.com\/?post_type=product&#038;p=338"},"modified":"2026-05-08T05:46:56","modified_gmt":"2026-05-08T05:46:56","slug":"epigallocatechin-gallate","status":"publish","type":"product","link":"https:\/\/www.totarolchina.com\/fr\/htproduct\/epigallocatechin-gallate\/","title":{"rendered":"Gallate d'\u00e9pigallocat\u00e9chine"},"content":{"rendered":"<h3>1. Aper\u00e7u du produit et pertinence sur le march\u00e9<\/h3>\n<p data-path-to-node=\"10\"><span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span> is recognized as one of the most clinically relevant molecules in botanical skincare, with its antioxidant power far exceeding that of many traditional vitamins. The strong consumer demand for effective, naturally derived \u201csuperfoods\u201d and \u201cclean beauty\u201d actives firmly establishes <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>\u00a0as a premium ingredient in formulations targeting skin defense, visible inflammation, and sebum control.<\/p>\n<h3>2. Points forts techniques et param\u00e8tres critiques<\/h3>\n<h4>2.1 M\u00e9canisme d'action<\/h4>\n<ul data-path-to-node=\"13\">\n<li>\n<p data-path-to-node=\"13,0,0\"><b>Extreme Antioxidant:<\/b> Possesses a highly reactive chemical structure that efficiently and rapidly scavenges various free radicals and Reactive Oxygen Species (ROS).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,1,0\"><b>Anti-Inflammatory Cascades:<\/b> Inhibe directement plusieurs enzymes inflammatoires (comme la COX-2 et <span class=\"math-inline\" data-math=\"text{LOX}\">la LOX<\/span>) et supprime les voies de signalisation pro-inflammatoires (comme <span class=\"math-inline\" data-math=\"text{NF}\">NF<\/span>&#8211;<span class=\"math-inline\" data-math=\"text{kB}\">kB<\/span>), calmant efficacement les rougeurs et les irritations.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,2,0\"><b>Contr\u00f4le du s\u00e9bum :<\/b> Montre des promesses dans la r\u00e9duction de l'excr\u00e9tion de s\u00e9bum en ciblant la voie du r\u00e9cepteur des androg\u00e8nes dans les s\u00e9bocytes, ce qui le rend excellent pour les peaux grasses et sujettes \u00e0 l'acn\u00e9.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,3,0\"><b>Photoprotection :<\/b> Att\u00e9nue les effets immunosuppresseurs et dommageables des <span class=\"math-inline\" data-math=\"text{UV}\">$text{UV}$<\/span> radiations sur les cellules de la peau, prot\u00e9geant l'ADN et la structure cellulaires.<\/p>\n<\/li>\n<\/ul>\n<h4>2.2 Sp\u00e9cifications techniques standard<\/h4>\n<table data-path-to-node=\"15\">\n<thead>\n<tr>\n<td><strong>Param\u00e8tre<\/strong><\/td>\n<td><strong>Sp\u00e9cification (Grade de haute puret\u00e9)<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"15,1,0,0\"><b>Puret\u00e9<\/b><\/span><\/td>\n<td><span data-path-to-node=\"15,1,1,0\">\u226590% (HPLC)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"15,2,0,0\"><b>Poids mol\u00e9culaire<\/b><\/span><\/td>\n<td><span data-path-to-node=\"15,2,1,0\">458,37 g\/mol<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"15,3,0,0\"><b>Dosage recommand\u00e9<\/b><\/span><\/td>\n<td><span data-path-to-node=\"15,3,1,0\">0,5%-3,0% (en extrait standardis\u00e9)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"15,4,0,0\"><b>Solubilit\u00e9<\/b><\/span><\/td>\n<td><span data-path-to-node=\"15,4,1,0\">Soluble dans l'eau (n\u00e9cessite une formulation sp\u00e9cifique pour une stabilit\u00e9 optimale)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"15,5,0,0\"><b>Stabilit\u00e9<\/b><\/span><\/td>\n<td><span data-path-to-node=\"15,5,1,0\">Tr\u00e8s instable (sensible aux <span class=\"math-inline\" data-math=\"text{pH}\">pH<\/span>\u00e9lev\u00e9es, \u00e0 la chaleur et \u00e0 l'oxydation)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"15,6,0,0\"><b>Stockage<\/b><\/span><\/td>\n<td><span data-path-to-node=\"15,6,1,0\">Pr\u00e9f\u00e9rer un environnement frais, sombre, sec et inerte pour la poudre<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>3. Positionnement sur le march\u00e9 et avantages cl\u00e9s<\/h3>\n<ul data-path-to-node=\"17\">\n<li>\n<p data-path-to-node=\"17,0,0\"><b>Puissance scientifiquement prouv\u00e9e :<\/b> Soutenu par une recherche clinique substantielle confirmant son efficacit\u00e9 sur plusieurs probl\u00e8mes de peau (acn\u00e9, vieillissement, dommages caus\u00e9s par le soleil).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"17,1,0\"><b>B\u00e9n\u00e9fices esth\u00e9tiques :<\/b> Procure un apaisement visible et une r\u00e9duction des rougeurs, offrant une gratification instantan\u00e9e aux utilisateurs ayant la peau irrit\u00e9e.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"17,2,0\"><b>Solution holistique pour la peau :<\/b> S'attaque aux causes profondes du vieillissement (oxydation) et de l'acn\u00e9 (inflammation et s\u00e9bum), offrant un large attrait sur le march\u00e9.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"17,3,0\"><b>Origine naturelle :<\/b> D\u00e9riv\u00e9 de l'une des sources botaniques les plus fiables et reconnues mondialement (th\u00e9 vert).<\/p>\n<\/li>\n<\/ul>\n<h3>4. Formulation Guidelines<\/h3>\n<ul data-path-to-node=\"19\">\n<li>\n<p data-path-to-node=\"19,0,0\"><b>Integration Phase:<\/b> <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>\u00a0is <b>water soluble<\/b>. Il doit \u00eatre dissous dans la phase aqueuse. Pour maximiser la stabilit\u00e9, il doit \u00eatre ajout\u00e9 dans la <b>cooling phase<\/b> (inf\u00e9rieure \u00e0 40\u00b0C).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,1,0\"><b>Concentration:<\/b> Usage ranges from <b>0,5% \u00e0 3,0%<\/b> de la poudre de haute puret\u00e9\/extrait standardis\u00e9 pour les all\u00e9gations fonctionnelles.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,2,0\"><b>Gestion de la Stabilit\u00e9 :<\/b> L'EGCG est tr\u00e8s sujet \u00e0 l'oxydation, surtout \u00e0 un pH \u00e9lev\u00e9 <span class=\"math-inline\" data-math=\"text{pH}\">pH<\/span> (sup\u00e9rieur \u00e0 7,0). Formulation optimale <span class=\"math-inline\" data-math=\"text{pH}\">pH<\/span>\u00a0est g\u00e9n\u00e9ralement l\u00e9g\u00e8rement acide (<span class=\"math-inline\" data-math=\"mathbf{4.0} - mathbf{6.0}\">4.0 &#8211; 6.0<\/span>). Les co-antioxydants comme les <span class=\"math-inline\" data-math=\"text{Vitamin}\">Vitamine<\/span> <span class=\"math-inline\" data-math=\"text{C}\">C<\/span>\u00a0d\u00e9riv\u00e9s ou <a class=\"wpil_keyword_link\" href=\"https:\/\/www.totarolchina.com\/fr\/htproductferulic-acid\/\" target=\"_blank\" rel=\"noopener\" title=\"Acide f\u00e9rulique\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"4566\">Acide f\u00e9rulique<\/a> sont des stabilisateurs cruciaux.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,3,0\"><b>Esth\u00e9tique :<\/b> La poudre peut conf\u00e9rer une l\u00e9g\u00e8re couleur brun\u00e2tre au produit final.<\/p>\n<\/li>\n<\/ul>\n<h3>5. Quality Assurance and Regulatory Confidence<\/h3>\n<p data-path-to-node=\"21\">Our quality and safety credentials include:<\/p>\n<ul data-path-to-node=\"22\">\n<li>\n<p data-path-to-node=\"22,0,0\"><b>COSMOS (Natural and Organic Cosmetic Standard)<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,1,0\"><b>ISO 9001 Quality Management System<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,2,0\"><b>ISO 22000 Food Safety Management System<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,3,0\"><b>HALAL Certification<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,4,0\"><b>IQNET (The International Certification Network)<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,5,0\"><b>Technical Dossier (Certificate of Analysis \u2013 COA, Technical Data Sheet \u2013 TDS, Material Safety Data Sheet \u2013 MSDS)<\/b><\/p>\n<\/li>\n<\/ul>\n<h3>6. Applications typiques<\/h3>\n<ul data-path-to-node=\"24\">\n<li>\n<p data-path-to-node=\"24,0,0\"><b>S\u00e9rums pour l'acn\u00e9 et les peaux grasses :<\/b> Formules cibl\u00e9es pour le contr\u00f4le du s\u00e9bum, le raffinement des pores et l'anti-inflammation.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"24,1,0\"><b>Protection antioxydante quotidienne :<\/b> S\u00e9rums et cr\u00e8mes \u00e0 utiliser le matin pour lutter contre les agressions environnementales.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"24,2,0\"><b>Apaisement et soulagement des rougeurs :<\/b> Traitements pour les peaux sensibles, compromises ou irrit\u00e9es.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"24,3,0\"><b>Formules anti-photo-vieillissement :<\/b> Produits con\u00e7us pour att\u00e9nuer les effets cumulatifs de <span class=\"math-inline\" data-math=\"text{UV}\">UV<\/span>\u00a0exposition.<\/p>\n<\/li>\n<\/ul>\n<h3>7. R\u00e9sum\u00e9 des preuves scientifiques<\/h3>\n<ul data-path-to-node=\"26\">\n<li>\n<p data-path-to-node=\"26,0,0\"><b>Pouvoir anti-inflammatoire :<\/b> De nombreuses \u00e9tudes montrent <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>l'efficacit\u00e9 de dans la suppression des mol\u00e9cules de signalisation inflammatoire pertinentes pour l'acn\u00e9, la rosac\u00e9e et l'irritation g\u00e9n\u00e9rale de la peau.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"26,1,0\"><b>Contr\u00f4le des s\u00e9bocytes :<\/b> La recherche confirme sa capacit\u00e9 \u00e0 r\u00e9duire la taille et la production de lipides des glandes s\u00e9bac\u00e9es, un facteur cl\u00e9 dans le contr\u00f4le des peaux grasses.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"26,2,0\"><b>Protection de l'ADN :<\/b> <span class=\"math-inline\" data-math=\"text{In-vitro}\">In vitro<\/span>\u00a0les donn\u00e9es soutiennent son effet protecteur sur les cellules de la peau <span class=\"math-inline\" data-math=\"text{DNA}\">6. Article<\/span> contre <span class=\"math-inline\" data-math=\"text{UV}\">UV<\/span>\u00a0les dommages induits, soulignant son r\u00f4le photoprotecteur.<\/p>\n<\/li>\n<\/ul>\n<h3>8. Foire aux questions<\/h3>\n<h4>Q1 : Pourquoi l'EGCG est-il consid\u00e9r\u00e9 comme instable et comment peut-il \u00eatre stabilis\u00e9 ?<\/h4>\n<p data-path-to-node=\"29\">R : <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span> est tr\u00e8s sensible \u00e0 l'oxydation dans l'eau, surtout \u00e0 pH neutre ou \u00e9lev\u00e9 <span class=\"math-inline\" data-math=\"text{pH}\">pH<\/span>. La stabilit\u00e9 est mieux obtenue en formulant dans des conditions l\u00e9g\u00e8rement acides <span class=\"math-inline\" data-math=\"text{pH}\">pH<\/span>, en utilisant des syst\u00e8mes de d\u00e9livrance sp\u00e9cialis\u00e9s (par exemple, des liposomes) et en le combinant avec des antioxydants synergiques comme l'acide f\u00e9rulique.<\/p>\n<h4>Q2 : Est-ce que <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>\u00a0juste un autre nom pour l'extrait de th\u00e9 vert ?<\/h4>\n<p data-path-to-node=\"31\">R : Non. <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>\u00a0est le plus puissant, sp\u00e9cifique et unique <a class=\"wpil_keyword_link\" href=\"https:\/\/www.totarolchina.com\/fr\/htproductcatechin\/\" target=\"_blank\" rel=\"noopener\" title=\"cat\u00e9chine\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"696\">cat\u00e9chine<\/a> <i>dans les<\/i> Extrait de th\u00e9 vert. L'approvisionnement en poudre pure et standardis\u00e9e <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span> garantit une puissance sup\u00e9rieure et des r\u00e9sultats fiables par rapport \u00e0 l'utilisation d'un extrait de feuille brute non standardis\u00e9.<\/p>\n<h4>Q3 : Est-ce que <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>\u00a0augmente la sensibilit\u00e9 au soleil ?<\/h4>\n<p data-path-to-node=\"33\">R : Non. <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span> est photoprotecteur. Lorsqu'il est utilis\u00e9 en application topique avant l'exposition au soleil (sous un \u00e9cran solaire), il est tr\u00e8s efficace pour r\u00e9duire les dommages oxydatifs caus\u00e9s par la <span class=\"math-inline\" data-math=\"text{UV}\">UV<\/span>\u00a0lumi\u00e8re. Il doit \u00eatre utilis\u00e9 quotidiennement pour ses bienfaits protecteurs.<\/p>\n<p>&nbsp;<\/p>\n<p data-path-to-node=\"35\"><b>Sourcez notre gallate d'\u00e9pigallocat\u00e9chine d'une puret\u00e9 \u226590 % pour une d\u00e9fense multifonctionnelle stable et hautement efficace, une anti-inflammation sup\u00e9rieure, et des formulations avanc\u00e9es contre l'acn\u00e9 et le vieillissement.<\/b><\/p>\n<p>\ud83d\udd12 Obtenez votre dossier technique : Acc\u00e9dez aux TDS, MSDS, COA et rapports d'efficacit\u00e9 clinique.<\/p>\n<p>\ud83d\udd2c Demandez un \u00e9chantillon gratuit : Testez d\u00e8s aujourd'hui le pouvoir stimulant immunitaire stable et hautement efficace du gallate d'\u00e9pigallocat\u00e9chine.<\/p>\n<p>\ud83d\udcde Obtenez un devis personnalis\u00e9 : Discutez des commandes en gros et des sp\u00e9cifications de haute puret\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"<p>Epigallocatechin Gallate (<span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>) is the most abundant and potent catechin found in Green Tea (<span class=\"math-inline\" data-math=\"text{Camellia}\">Camellia<\/span> <span class=\"math-inline\" data-math=\"text{sinensis}\">sinensis<\/span>). It is a phenomenal multi-functional active renowned for its extraordinarily high antioxidant capacity, offering superior defense against <span class=\"math-inline\" data-math=\"text{UV}\">UV<\/span>\u00a0and environmental damage. <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>\u00a0also exhibits powerful anti-inflammatory, oil-regulating, and collagen-protective effects, making it a versatile ingredient for anti-aging, acne, and sensitive skin formulations.<\/p>","protected":false},"featured_media":380,"template":"","meta":[],"product_cat":[23],"product_tag":[],"class_list":{"0":"post-338","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-antioxidant-defense","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"etheme_brands":{"errors":{"invalid_taxonomy":["Taxonomie non valide."]},"error_data":[]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.8 (Yoast SEO v24.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Epigallocatechin Gallate Bulk Wholesale | Skincare Ingredients Suppliers<\/title>\n<meta name=\"description\" content=\"Shaanxi Huatai Bio offers premium Epigallocatechin Gallate as a cosmetic-grade active ingredient. 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