{"id":4087,"date":"2025-08-14T08:54:07","date_gmt":"2025-08-14T08:54:07","guid":{"rendered":"https:\/\/glabridinchina.com\/?post_type=product&#038;p=4087"},"modified":"2025-11-25T06:33:55","modified_gmt":"2025-11-25T06:33:55","slug":"epigallocatechin-gallate","status":"publish","type":"product","link":"https:\/\/glabridinchina.com\/fr\/produit\/gallate-depigallocatechine\/","title":{"rendered":"Gallate d&#039;\u00e9pigallocat\u00e9chine"},"content":{"rendered":"<h3>1. Pr\u00e9sentation 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> est reconnue comme l&#039;une des mol\u00e9cules les plus pertinentes sur le plan clinique dans les soins botaniques de la peau, son pouvoir antioxydant surpassant largement celui de nombreuses vitamines traditionnelles. La forte demande des consommateurs pour des \u00ab super-aliments \u00bb efficaces et d&#039;origine naturelle, ainsi que pour des actifs de \u00ab beaut\u00e9 propre \u00bb, confirme son importance. <span class=\"math-inline\" data-math=\"\\text{EGCG}\">EGCG<\/span>\u00a0comme ingr\u00e9dient de premi\u00e8re qualit\u00e9 dans les formulations ciblant la d\u00e9fense de la peau, l&#039;inflammation visible et le contr\u00f4le du s\u00e9bum.<\/p>\n<h3>2. Points techniques et param\u00e8tres critiques<\/h3>\n<h4>2.1 M\u00e9canisme d&#039;action<\/h4>\n<ul data-path-to-node=\"13\">\n<li>\n<p data-path-to-node=\"13,0,0\"><b>Antioxydant extr\u00eame :<\/b> Poss\u00e8de une structure chimique hautement r\u00e9active qui \u00e9limine efficacement et rapidement divers radicaux libres et esp\u00e8ces r\u00e9actives de l&#039;oxyg\u00e8ne (ROS).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,1,0\"><b>Cascades anti-inflammatoires :<\/b> Inhibe directement plusieurs enzymes inflammatoires (comme la COX-2 et <span class=\"math-inline\" data-math=\"\\text{LOX}\">SAUMON FUM\u00c9<\/span>) et supprime les voies de signalisation pro-inflammatoires (comme <span class=\"math-inline\" data-math=\"\\text{NF}\">NF<\/span>\u2013<span class=\"math-inline\" data-math=\"\\text{kB}\">ko<\/span>), apaisant 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> Ce produit se r\u00e9v\u00e8le prometteur pour r\u00e9duire la s\u00e9cr\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 \u00e0 tendance acn\u00e9ique.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,3,0\"><b>Photoprotection :<\/b> Att\u00e9nue les effets immunosuppresseurs et n\u00e9fastes de <span class=\"math-inline\" data-math=\"\\text{UV}\">$\\text{UV}$<\/span> Les radiations agissent sur les cellules de la peau, prot\u00e9geant ainsi l&#039;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\u00e9cifications (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% (sous forme d&#039;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&#039;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 fortes concentrations) <span class=\"math-inline\" data-math=\"\\text{pH}\">pH<\/span>, chaleur et 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\">Une atmosph\u00e8re fra\u00eeche, sombre, s\u00e8che et inerte est pr\u00e9f\u00e9rable 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>Efficacit\u00e9 scientifiquement prouv\u00e9e :<\/b> Appuy\u00e9e par d&#039;importantes recherches cliniques confirmant son efficacit\u00e9 sur de multiples 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>Avantages esth\u00e9tiques\u00a0:<\/b> Procure un apaisement visible et une r\u00e9duction des rougeurs, offrant un soulagement imm\u00e9diat aux personnes 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\u00a0:<\/b> Il s&#039;attaque aux causes profondes du vieillissement (oxydation) et de l&#039;acn\u00e9 (inflammation et s\u00e9bum), ce qui lui conf\u00e8re 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> Issu d&#039;une des sources botaniques les plus fiables et reconnues mondialement (th\u00e9 vert).<\/p>\n<\/li>\n<\/ul>\n<h3>4. Directives de formulation<\/h3>\n<ul data-path-to-node=\"19\">\n<li>\n<p data-path-to-node=\"19,0,0\"><b>Phase d&#039;int\u00e9gration :<\/b> <span class=\"math-inline\" data-math=\"\\text{EGCG}\">EGCG<\/span>\u00a0est <b>soluble dans l&#039;eau<\/b>Il doit \u00eatre dissous dans la phase aqueuse. Pour une stabilit\u00e9 maximale, il doit \u00eatre ajout\u00e9 dans le <b>phase de refroidissement<\/b> (en dessous de 40\u00b0C).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,1,0\"><b>Concentration:<\/b> L&#039;utilisation varie de <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&#039;EGCG est tr\u00e8s sensible \u00e0 l&#039;oxydation, surtout \u00e0 haute temp\u00e9rature. <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 \u2013 6.0<\/span>). Les co-antioxydants comme <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:\/\/glabridinchina.com\/fr\/produit\/acide-ferulique\/\" 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 essentiels.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,3,0\"><b>Esth\u00e9tique:<\/b> La poudre peut donner une l\u00e9g\u00e8re teinte brun\u00e2tre au produit final.<\/p>\n<\/li>\n<\/ul>\n<h3>5. Assurance qualit\u00e9 et confiance r\u00e9glementaire<\/h3>\n<p data-path-to-node=\"21\">Nos certifications en mati\u00e8re de qualit\u00e9 et de s\u00e9curit\u00e9 comprennent\u00a0:<\/p>\n<ul data-path-to-node=\"22\">\n<li>\n<p data-path-to-node=\"22,0,0\"><b>COSMOS (Norme cosm\u00e9tique naturelle et biologique)<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,1,0\"><b>Syst\u00e8me de gestion de la qualit\u00e9 ISO 9001<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,2,0\"><b>Syst\u00e8me de gestion de la s\u00e9curit\u00e9 des denr\u00e9es alimentaires ISO 22000<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,3,0\"><b>Certification HALAL<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,4,0\"><b>IQNET (Le r\u00e9seau international de certification)<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,5,0\"><b>Dossier technique (Certificat d&#039;analyse \u2013 COA, Fiche technique \u2013 TDS, Fiche de donn\u00e9es de s\u00e9curit\u00e9 \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 contre l&#039;acn\u00e9 et les peaux grasses\u00a0:<\/b> Des formules cibl\u00e9es pour le contr\u00f4le du s\u00e9bum, le resserrement des pores et l&#039;action anti-inflammatoire.<\/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 dommages environnementaux.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"24,2,0\"><b>Apaisement et soulagement des rougeurs :<\/b> Soins pour peaux sensibles, fragilis\u00e9es ou irrit\u00e9es.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"24,3,0\"><b>Formules anti-photo-vieillissement\u00a0:<\/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\u00a0:<\/b> Des \u00e9tudes approfondies montrent <span class=\"math-inline\" data-math=\"\\text{EGCG}\">EGCG<\/span>son efficacit\u00e9 \u00e0 supprimer les mol\u00e9cules de signalisation inflammatoires impliqu\u00e9es dans l&#039;acn\u00e9, la rosac\u00e9e et les irritations cutan\u00e9es en g\u00e9n\u00e9ral.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"26,1,0\"><b>Contr\u00f4le des s\u00e9bocytes\u00a0:<\/b> Des recherches confirment 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 de la peau grasse.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"26,2,0\"><b>Protection de l&#039;ADN\u00a0:<\/b> <span class=\"math-inline\" data-math=\"\\text{In-vitro}\">In vitro<\/span>\u00a0Les donn\u00e9es confirment son effet protecteur sur les cellules de la peau. <span class=\"math-inline\" data-math=\"\\text{DNA}\">ADN<\/span> contre <span class=\"math-inline\" data-math=\"\\text{UV}\">UV<\/span>\u00a0dommages induits, soulignant son r\u00f4le photoprotecteur.<\/p>\n<\/li>\n<\/ul>\n<h3>8. Foire aux questions<\/h3>\n<h4>Q1 : Pourquoi l&#039;EGCG est-il consid\u00e9r\u00e9 comme instable, et comment peut-il \u00eatre stabilis\u00e9 ?<\/h4>\n<p data-path-to-node=\"29\">UN: <span class=\"math-inline\" data-math=\"\\text{EGCG}\">EGCG<\/span> est tr\u00e8s sensible \u00e0 l&#039;oxydation dans l&#039;eau, notamment \u00e0 pH neutre ou \u00e9lev\u00e9. <span class=\"math-inline\" data-math=\"\\text{pH}\">pH<\/span>La stabilit\u00e9 est optimale en formulant dans un milieu l\u00e9g\u00e8rement acide. <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>\u00a0Un autre nom pour l&#039;extrait de th\u00e9 vert ?<\/h4>\n<p data-path-to-node=\"31\">A : Non. <span class=\"math-inline\" data-math=\"\\text{EGCG}\">EGCG<\/span>\u00a0est le plus sp\u00e9cifique, le plus puissant <a class=\"wpil_keyword_link\" href=\"https:\/\/glabridinchina.com\/fr\/produit\/catechine\/\" target=\"_blank\" rel=\"noopener\" title=\"cat\u00e9chine\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"696\">cat\u00e9chine<\/a> <i>dans<\/i> Extrait de th\u00e9 vert. Approvisionnement pur, standardis\u00e9 <span class=\"math-inline\" data-math=\"\\text{EGCG}\">EGCG<\/span> La poudre garantit une puissance sup\u00e9rieure et des r\u00e9sultats fiables par rapport \u00e0 l&#039;utilisation d&#039;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>\u00a0augmenter la sensibilit\u00e9 au soleil ?<\/h4>\n<p data-path-to-node=\"33\">A : Non. <span class=\"math-inline\" data-math=\"\\text{EGCG}\">EGCG<\/span> est photoprotecteur. Appliqu\u00e9 localement avant l&#039;exposition au soleil (sous une cr\u00e8me solaire), il est tr\u00e8s efficace pour r\u00e9duire les dommages oxydatifs caus\u00e9s par <span class=\"math-inline\" data-math=\"\\text{UV}\">UV<\/span>\u00a0l\u00e9g\u00e8re. Elle devrait \u00eatre utilis\u00e9e quotidiennement pour ses bienfaits protecteurs.<\/p>\n<p>&nbsp;<\/p>\n<p data-path-to-node=\"35\"><b>Sourcez notre \u00e9pigallocat\u00e9chine gallate d'une puret\u00e9 \u226590% pour une d\u00e9fense multifonctionnelle stable et hautement efficace, une 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 fiches techniques, aux fiches de donn\u00e9es de s\u00e9curit\u00e9, aux certificats d&#039;analyse et aux rapports d&#039;efficacit\u00e9 clinique.<\/p>\n<p>\ud83d\udd2c Demandez un \u00e9chantillon gratuit\u00a0: Testez d\u00e8s aujourd\u2019hui le pouvoir immunostimulant stable et hautement efficace de l\u2019\u00e9pigallocat\u00e9chine gallate.<\/p>\n<p>\ud83d\udcde Obtenez un devis personnalis\u00e9\u00a0: Discutez des commandes en gros et des sp\u00e9cifications de haute puret\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"<p>Gallate d&#039;\u00e9pigallocat\u00e9chine (<span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>) est la cat\u00e9chine la plus abondante et la plus puissante pr\u00e9sente dans le th\u00e9 vert (<span class=\"math-inline\" data-math=\"text{Camellia}\">Cam\u00e9lia<\/span> <span class=\"math-inline\" data-math=\"text{sinensis}\">sinensis<\/span>Il s&#039;agit d&#039;un actif multifonctionnel exceptionnel, reconnu pour son extraordinaire capacit\u00e9 antioxydante, offrant une protection sup\u00e9rieure contre <span class=\"math-inline\" data-math=\"text{UV}\">UV<\/span>\u00a0et les dommages environnementaux. <span class=\"math-inline\" data-math=\"text{EGCG}\">EGCG<\/span>\u00a0Elle pr\u00e9sente \u00e9galement de puissants effets anti-inflammatoires, r\u00e9gulateurs de s\u00e9bum et protecteurs du collag\u00e8ne, ce qui en fait un ingr\u00e9dient polyvalent pour les formulations anti-\u00e2ge, acn\u00e9iques et pour peaux sensibles.<\/p>","protected":false},"featured_media":4539,"template":"","meta":[],"etheme_brands":[],"product_cat":[22],"product_tag":[208,99,54,53,238,199,228,205,232,152,197,279],"class_list":{"0":"post-4087","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-antioxidant-defense","7":"product_tag-acne-treatment","8":"product_tag-anti-aging","9":"product_tag-anti-inflammatory","10":"product_tag-antioxidant","11":"product_tag-collagen-protection","12":"product_tag-free-radical-scavenger","13":"product_tag-pollution-defense","14":"product_tag-pore-refinement","15":"product_tag-sebum-regulation","16":"product_tag-skin-brightening","17":"product_tag-uv-protection","18":"product_tag-wrinkle-prevention","20":"first","21":"instock","22":"shipping-taxable","23":"product-type-simple"},"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 Powder Manufacturer &amp; Suppliers - Huatai Bio<\/title>\n<meta name=\"description\" content=\"Cosmetic Grade Epigallocatechin Gallate from a premier active ingredients skincare manufacturer. 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