{"id":4137,"date":"2025-08-15T02:59:44","date_gmt":"2025-08-15T02:59:44","guid":{"rendered":"https:\/\/glabridinchina.com\/?post_type=product&#038;p=4137"},"modified":"2026-07-30T09:15:04","modified_gmt":"2026-07-30T09:15:04","slug":"3-o-ethyl-ascorbic-acid","status":"publish","type":"product","link":"https:\/\/glabridinchina.com\/fr\/produit\/3-o-acide-ascorbique-ethylique\/","title":{"rendered":"Acide 3-O-\u00e9thyl ascorbique"},"content":{"rendered":"<h2 data-path-to-node=\"0\">The Ultimate 100% Farnesol-Free 3-O-Ethyl Ascorbic Acid (EAA): Custom-Engineered for Extremely Sensitive Skin &amp; Zero Sensitization<\/h2>\n<p data-path-to-node=\"1\"><b data-path-to-node=\"1\" data-index-in-node=\"0\">Clinically proven to reduce skin sensitivity markers by 40% within 48 hours, while rapidly converting into active L-Ascorbic Acid upon penetration to significantly inhibit tyrosinase activity and stimulate new collagen synthesis for measurable, non-irritating brightening.<\/b><\/p>\n<p data-path-to-node=\"2\">In the advanced landscape of clinical skin brightening and hyperpigmentation correction, delivering the gold-standard efficacy of pure Vitamin C without the notorious instability, rapid oxidation, or severe surface irritation is the ultimate formulation challenge. As a specialized high-purity cosmetic active ingredient manufacturer, Shaanxi Huatai Bio-Fine Chemicals Co. delivers a premium 3-O-Ethyl Ascorbic Acid (EAA) rigorously engineered to completely remove residual impurities. Built to be 100% farnesol-free, it establishes a flawless safety profile that eradicates the risk of ingredient-induced sensitization. By protecting the hydroxyl group with an ethyl ether at the C-3 position, this ultra-pure, amphiphilic derivative provides superior thermal and photo-stability, delivering professional-grade collagen boosting and melasma reduction for even the most hyper-reactive, sensitive skin.<\/p>\n<h3 data-path-to-node=\"4\">Lib\u00e9rer une Valeur Commerciale In\u00e9gal\u00e9e<\/h3>\n<p data-path-to-node=\"5\"><b data-path-to-node=\"5\" data-index-in-node=\"0\">Pour les Innovateurs Mondiaux OEM\/ODM :<\/b> Achieve ultimate formulation elegance and extreme compatibility. Our highly purified EAA is amphiphilic (dual solubility in both water and oil), engineered to yield a highly refined, crystal-clear, water-white, and entirely odorless profile in your final delivery systems. It ensures zero unintended formula discoloration and guarantees it will never compromise the precise color, transparency, or aesthetic of your final advanced serums or clear toners. Exceptionally stable across a wide pH range of 3.0 to 6.0, it completely eliminates the manufacturing friction, rapid yellowing, and efficacy loss typically associated with standard L-Ascorbic Acid for your large-batch R&amp;D production.<\/p>\n<p data-path-to-node=\"6\"><b data-path-to-node=\"6\" data-index-in-node=\"0\">Pour les Marques de Beaut\u00e9 Haut de Gamme :<\/b> Elevate your market positioning and clinical claims. This ultra-pure, high-bioconversion active is the signature choice for strict \u201cClean Beauty\u201d mandates and highly tolerable \u201cSOS Emergency Repair\u201d brightening formulations. Empower your brand to market \u201cAdvanced Pigmentation Correction,\u201d \u201cStable Vitamin C Defense,\u201d and intense photoaging reversal without the stinging or erythema linked to low-pH acid treatments. Capture the fierce loyalty of consumers demanding highly potent, non-sensitizing clinical solutions that deliver flawless translucency, profound dermal support, and intense tissue calming.<\/p>\n<h3 data-path-to-node=\"8\">Aper\u00e7u du Produit et Sp\u00e9cifications Cl\u00e9s<\/h3>\n<ul data-path-to-node=\"9\">\n<li>\n<p data-path-to-node=\"9,0,0\"><b data-path-to-node=\"9,0,0\" data-index-in-node=\"0\">Apparence:<\/b> High-purity crystalline powder (yields a refined, clear, and colorless water-white profile in final cosmetic solutions)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,1,0\"><b data-path-to-node=\"9,1,0\" data-index-in-node=\"0\">Odeur :<\/b> Inodore (neutre en parfum pour un contr\u00f4le absolu de la formulation)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,2,0\"><b data-path-to-node=\"9,2,0\" data-index-in-node=\"0\">Puret\u00e9:<\/b> \u2265 98.0% (Maximum bio-conversion and tyrosinase inhibition)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,3,0\"><b data-path-to-node=\"9,3,0\" data-index-in-node=\"0\">Poids mol\u00e9culaire :<\/b> 11. Amphiphile (soluble dans l'eau et l'huile)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,4,0\"><b data-path-to-node=\"9,4,0\" data-index-in-node=\"0\">M\u00e9taux lourds :<\/b> &lt; 10 ppm<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,5,0\"><b data-path-to-node=\"9,5,0\" data-index-in-node=\"0\">Dosage recommand\u00e9\u00a0:<\/b> 0.5% \u2013 3.0% (0.5% for general brightening; up to 3.0% for intensive pigmentation correction)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,6,0\"><b data-path-to-node=\"9,6,0\" data-index-in-node=\"0\">Stabilit\u00e9 du pH :<\/b> Highly stable across a wide pH range of 3.0 \u2013 6.0<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"9,7,0\"><b data-path-to-node=\"9,7,0\" data-index-in-node=\"0\">Lignes directrices de traitement :<\/b> Amphiphilic (Water and Oil soluble). Can be dissolved directly into the aqueous phase or pre-dissolved in a small amount of glycol or ethanol and added before or after emulsification.<\/p>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"11\">Solutions Pr\u00eates \u00e0 l'Emploi : Les Synergies Dor\u00e9es<\/h3>\n<p data-path-to-node=\"12\">Provide your R&amp;D laboratory with an instant blueprint for market success. Our 3-O-Ethyl Ascorbic Acid acts as a supreme biological brightening engine, protecting and amplifying the restorative efficacy of companion actives:<\/p>\n<ul data-path-to-node=\"13\">\n<li>\n<p data-path-to-node=\"13,0,0\"><b data-path-to-node=\"13,0,0\" data-index-in-node=\"0\">3-O-Ethyl Ascorbic Acid + Allantoin:<\/b> The ultimate post-blemish clearing and cellular soothing matrix. Combines the targeted melanin suppression and collagen synthesis of EAA with the water-soluble wound-healing properties of Allantoin to rapidly fade post-inflammatory hyperpigmentation, clear micro-traumas, and instantly soothe hyper-reactive skin without acidic stinging.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,1,0\"><b data-path-to-node=\"13,1,0\" data-index-in-node=\"0\">3-O-Ethyl Ascorbic Acid + Panthenol:<\/b> A comprehensive \u201cSOS Barrier Rescue\u201d and luminous hydration system. Panthenol floods the stratum corneum with deep, targeted moisture, creating a healthy, non-reactive environment that allows EAA to effectively penetrate lipid and aqueous skin layers, releasing active Vitamin C where it is needed most without triggering tightness or peeling.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,2,0\"><b data-path-to-node=\"13,2,0\" data-index-in-node=\"0\">3-O-Ethyl Ascorbic Acid + Ceramide NP:<\/b> The absolute structural longevity and \u201cClean Beauty Radiance\u201d complex. While EAA works fundamentally from within the dermis to scavenge free radicals and stabilize new collagen fibers, Ceramide NP safely and physically rebuilds the skin\u2019s depleted lipid cement on the surface, ensuring a resilient, brightly illuminated, and perfectly defended skin barrier.<\/p>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"15\">Assurance Qualit\u00e9 Sans Compromis<\/h3>\n<p data-path-to-node=\"16\">Formulez avec une confiance r\u00e9glementaire absolue. Nous adh\u00e9rons strictement aux normes mondiales de s\u00e9curit\u00e9 cosm\u00e9tique, garantissant que nos ingr\u00e9dients actifs passent les \u00e9valuations toxicologiques les plus rigoureuses. Notre installation de fabrication \u00e0 la pointe de la technologie fonctionne selon les normes mondiales les plus \u00e9lev\u00e9es, enti\u00e8rement certifi\u00e9e par :<\/p>\n<ul data-path-to-node=\"17\">\n<li>\n<p data-path-to-node=\"17,0,0\"><b data-path-to-node=\"17,0,0\" data-index-in-node=\"0\">ISO9001<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"17,1,0\"><b data-path-to-node=\"17,1,0\" data-index-in-node=\"0\">ISO22000<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"17,2,0\"><b data-path-to-node=\"17,2,0\" data-index-in-node=\"0\">COSMOS<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"17,3,0\"><b data-path-to-node=\"17,3,0\" data-index-in-node=\"0\">HALAL<\/b><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"17,4,0\"><b data-path-to-node=\"17,4,0\" data-index-in-node=\"0\">IQNET<\/b><\/p>\n<\/li>\n<\/ul>\n<p data-path-to-node=\"18\"><i data-path-to-node=\"18\" data-index-in-node=\"0\">Chaque lot est soutenu par un dossier technique complet pour rationaliser votre conformit\u00e9 mondiale, la transparence de la cha\u00eene d'approvisionnement et les processus de d\u00e9p\u00f4t r\u00e9glementaire.<\/i><\/p>\n<h3 data-path-to-node=\"0\">Foire aux questions (FAQ)<\/h3>\n<table data-path-to-node=\"1\">\n<thead>\n<tr>\n<td><strong>Question<\/strong><\/td>\n<td><strong>R\u00e9pondre<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"1,1,0,0\"><b data-path-to-node=\"1,1,0,0\" data-index-in-node=\"0\">Qu'est-ce que l'acide 3-O-\u00e9thyl ascorbique et quels sont ses principaux avantages dans les soins de la peau ?<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,1,1,0\">L'acide 3-O-\u00e9thyl ascorbique est un d\u00e9riv\u00e9 \u00e9th\u00e9rifi\u00e9 de la vitamine C hautement stable qui offre des propri\u00e9t\u00e9s exceptionnelles d'\u00e9claircissement de la peau, antioxydantes et de stimulation du collag\u00e8ne sans oxydation rapide. <b data-path-to-node=\"1,1,1,0\" data-index-in-node=\"192\">Shaanxi Huatai<\/b> fabrique de l'acide 3-O-\u00e9thyl ascorbique de haute puret\u00e9 pour aider les marques cosm\u00e9tiques \u00e0 d\u00e9velopper des formulations avanc\u00e9es anti-\u00e2ge, d'att\u00e9nuation des taches et d'am\u00e9lioration de l'\u00e9clat.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,2,0,0\"><b data-path-to-node=\"1,2,0,0\" data-index-in-node=\"0\">Quelle est la puret\u00e9 et l'apparence de votre poudre d'acide 3-O-\u00e9thyl ascorbique ?<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,2,1,0\">La qualit\u00e9 est notre priorit\u00e9 absolue dans notre usine de fabrication. <b data-path-to-node=\"1,2,1,0\" data-index-in-node=\"59\">Shaanxi Huatai<\/b> fournit de l'acide 3-O-\u00e9thyl ascorbique de qualit\u00e9 cosm\u00e9tique avec une haute puret\u00e9 garantie de plus de 98 \u00e0 99 %. Notre produit se pr\u00e9sente sous forme d'une fine poudre cristalline blanche, garantissant une activit\u00e9 biologique maximale pour vos gammes \u00e9claircissantes haut de gamme.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,3,0,0\"><b data-path-to-node=\"1,3,0,0\" data-index-in-node=\"0\">L'acide 3-O-\u00e9thyl ascorbique est-il soluble dans l'eau et comment doit-il \u00eatre formul\u00e9 ?<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,3,1,0\">Oui, l'acide 3-O-\u00e9thyl ascorbique fabriqu\u00e9 par <b data-path-to-node=\"1,3,1,0\" data-index-in-node=\"49\">Shaanxi Huatai<\/b> pr\u00e9sente une solubilit\u00e9 amphiphile exceptionnelle, ce qui signifie qu'il se dissout facilement dans les phases aqueuse et huileuse. Cela vous permet de l'incorporer sans effort dans la phase aqueuse de vos toniques, s\u00e9rums et \u00e9mulsions cosm\u00e9tiques pendant le traitement.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,4,0,0\"><b data-path-to-node=\"1,4,0,0\" data-index-in-node=\"0\">Quel est le taux d'utilisation recommand\u00e9 pour l'acide 3-O-\u00e9thyl ascorbique dans les produits cosm\u00e9tiques ?<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,4,1,0\">Pour les s\u00e9rums \u00e9claircissants quotidiens et les lotions rehaussant l'\u00e9clat, le taux d'utilisation recommand\u00e9 se situe g\u00e9n\u00e9ralement entre 1,0 et 3,0 %. Pour des traitements sp\u00e9cialis\u00e9s intensifs de correction de la pigmentation, il peut \u00eatre utilis\u00e9 jusqu'\u00e0 5,0 % ou plus. Les experts en formulation technique chez <b data-path-to-node=\"1,4,1,0\" data-index-in-node=\"281\">Shaanxi Huatai<\/b> peuvent fournir des directives de dosage pr\u00e9cises adapt\u00e9es \u00e0 votre projet.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,5,0,0\"><b data-path-to-node=\"1,5,0,0\" data-index-in-node=\"0\">Comment l'acide 3-O-\u00e9thyl ascorbique se compare-t-il en termes de stabilit\u00e9 \u00e0 l'acide L-ascorbique traditionnel ?<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,5,1,0\">Contrairement \u00e0 l'acide L-ascorbique traditionnel qui s'oxyde et jaunit rapidement lorsqu'il est expos\u00e9 \u00e0 la lumi\u00e8re et \u00e0 l'air, l'acide 3-O-\u00e9thyl ascorbique poss\u00e8de un groupe \u00e9thyle qui bloque la position r\u00e9active, offrant une stabilit\u00e9 thermique et lumineuse sup\u00e9rieure. <b data-path-to-node=\"1,5,1,0\" data-index-in-node=\"238\">Shaanxi Huatai<\/b> garantit que vos formulations conservent une dur\u00e9e de conservation et une efficacit\u00e9 \u00e0 long terme.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,6,0,0\"><b data-path-to-node=\"1,6,0,0\" data-index-in-node=\"0\">L'acide 3-O-\u00e9thyl ascorbique peut-il \u00eatre combin\u00e9 avec d'autres ingr\u00e9dients actifs comme le niacinamide ou l'alpha-arbutine ?<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,6,1,0\">Absolument. L'acide 3-O-\u00e9thyl ascorbique agit en synergie avec un large \u00e9ventail d'actifs \u00e9claircissants et antioxydants. L'\u00e9quipe de formulation de <b data-path-to-node=\"1,6,1,0\" data-index-in-node=\"140\">Shaanxi Huatai<\/b> aide fr\u00e9quemment les clients \u00e0 combiner notre ingr\u00e9dient avec le niacinamide, l'alpha-arbutine ou l'acide hyaluronique pour cr\u00e9er des complexes \u00e9claircissants complets et multi-voies.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,7,0,0\"><b data-path-to-node=\"1,7,0,0\" data-index-in-node=\"0\">Fournissez-vous le certificat d'analyse (COA) et la FDS pour les commandes en gros ?<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,7,1,0\">La conformit\u00e9 r\u00e9glementaire absolue et un contr\u00f4le qualit\u00e9 strict sont nos normes de fabrication de base. <b data-path-to-node=\"1,7,1,0\" data-index-in-node=\"96\">Shaanxi Huatai<\/b> fournit une documentation compl\u00e8te et sp\u00e9cifique \u00e0 chaque lot pour chaque exp\u00e9dition en gros, y compris le certificat d'analyse (COA), la fiche de donn\u00e9es de s\u00e9curit\u00e9 (FDS) et des rapports d\u00e9taill\u00e9s de tests de puret\u00e9 HPLC.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,8,0,0\"><b data-path-to-node=\"1,8,0,0\" data-index-in-node=\"0\">Quelle est la quantit\u00e9 minimale de commande (MOQ) et des \u00e9chantillons d'essai sont-ils disponibles ?<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,8,1,0\">Pour soutenir les laboratoires de formulation cosm\u00e9tique ind\u00e9pendants et les installations de fabrication commerciale, <b data-path-to-node=\"1,8,1,0\" data-index-in-node=\"96\">Shaanxi Huatai<\/b> offre un MOQ tr\u00e8s accessible \u00e0 partir de seulement 1 kg. Nous fournissons \u00e9galement volontiers des \u00e9chantillons d'essai gratuits de 10 g \u00e0 50 g afin que votre \u00e9quipe de recherche puisse \u00e9valuer en profondeur la compatibilit\u00e9 de la formulation avant de commander en gros.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 data-path-to-node=\"20\">Am\u00e9liorez Votre Prochain Best-Seller D\u00e8s Aujourd'hui<\/h3>\n<p data-path-to-node=\"21\">Stop compromising on formula stability, rapidly oxidizing Vitamin C, and ingredient-induced irritation. Protect your consumers and elevate your product lines with the global standard in highly stable, non-sensitizing brightening actives.<\/p>\n<p data-path-to-node=\"22\"><b data-path-to-node=\"22\" data-index-in-node=\"0\">R\u00e9clamez votre \u00e9chantillon de haute puret\u00e9 et sans odeur d\u00e8s maintenant et am\u00e9liorez votre prochaine formule de r\u00e9paration SOS \u00e0 succ\u00e8s !<\/b> Contactez imm\u00e9diatement notre \u00e9quipe de vente technique pour obtenir votre \u00e9chantillon de laboratoire gratuit, demander un devis personnalis\u00e9 en vrac et acc\u00e9der au dossier technique complet (TDS, MSDS, COA et rapports d'efficacit\u00e9 clinique).<\/p>","protected":false},"excerpt":{"rendered":"<p>1. L'acide 3-O-\u00e9thyl ascorbique (EAA) est un d\u00e9riv\u00e9 \u00e9th\u00e9rifi\u00e9 de l'acide L-ascorbique (vitamine C pure), hautement stable et non ionique. Il se distingue par sa stabilit\u00e9 thermique et photo-exceptionnelle, ainsi que par sa nature amphiphile unique (soluble dans l'eau et l'huile), permettant une p\u00e9n\u00e9tration cutan\u00e9e sup\u00e9rieure. L'EAA offre une d\u00e9livrance puissante et soutenue des bienfaits de la vitamine C, notamment l'\u00e9claircissement de la peau, la synth\u00e8se du collag\u00e8ne et la protection antioxydante, sans les probl\u00e8mes d'irritation ou de d\u00e9gradation rapide de la vitamine C traditionnelle. <span class=\"math-inline\" data-math=\"text{C}\">C<\/span>\u00a02. \u00c9claircissant (anti-m\u00e9lanogen\u00e8se), booster de collag\u00e8ne, antioxydant, anti-inflammatoire.<\/p>","protected":false},"featured_media":4562,"template":"","meta":[],"etheme_brands":[],"product_cat":[26],"product_tag":[99,53,154,194,261,207,231,259,152,268,197,295],"class_list":{"0":"post-4137","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-brightening","7":"product_tag-anti-aging","8":"product_tag-antioxidant","9":"product_tag-collagen-booster","10":"product_tag-even-skin-tone","11":"product_tag-free-radical-defense","12":"product_tag-hyperpigmentation-treatment","13":"product_tag-non-irritating","14":"product_tag-sensitive-skin-safe","15":"product_tag-skin-brightening","16":"product_tag-stable-formulation","17":"product_tag-uv-protection","18":"product_tag-vitamin-c-derivative","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>3-O-Ethyl Ascorbic Acid Powder Manufacturer &amp; Suppliers - Huatai Bio<\/title>\n<meta name=\"description\" content=\"Cosmetic Grade 3-O-Ethyl Ascorbic Acid from a premier active ingredients skincare manufacturer. 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