{"product_id":"polyphenols-95-vitis","title":"Polyphenols 95% Powder (Grape Seed) | High-Purity Extract | Vitis vinifera","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCommon names:\u003c\/strong\u003e Grape Seed OPCs, Oligomeric Proanthocyanidins, Grape Seed Polyphenols, Condensed Tannins, Vitis Procyanidins\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBotanical source:\u003c\/strong\u003e \u003cem\u003eVitis vinifera L.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlant part:\u003c\/strong\u003e Grape seed\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey bio-active:\u003c\/strong\u003e Polyphenols 95%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrade:\u003c\/strong\u003e Nutraceutical-grade · Cosmetic-grade\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eForm:\u003c\/strong\u003e High-purity extract (purified OPC fraction)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProcess:\u003c\/strong\u003e Aqueous extraction from Vitis vinifera grape seed, column chromatography and membrane filtration; OPC content verified by DMAC or HPLC methodology according to supplier specification (≥95%). Primary compounds: B-type oligomeric proanthocyanidins, catechin, and epicatechin\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Processed in India\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShelf-life:\u003c\/strong\u003e 18–36 months · below 25 °C (\u0026lt;60% RH) · tightly sealed\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation:\u003c\/strong\u003e Per-lot CoA and SDS with every order\u003c\/p\u003e\n\u003cp\u003eGrape Seed Polyphenols 95% from Vitis vinifera is a highly purified oligomeric proanthocyanidin (OPC) extract standardised to ≥95% total polyphenols. Grape seed OPCs (B-type proanthocyanidins) are among the most extensively researched plant polyphenols for antioxidant, vascular support, and skin health applications. ⚠ Note: if you already carry a Vitis vinifera OPCs 95% product, review whether this represents a duplicate SKU or a distinct product before importing. Processed in India; per-lot CoA. See also: \u003ca href=\"\/es\/collections\/standardised-extracts\"\u003eStandardised Extracts →\u003c\/a\u003e · \u003ca href=\"\/es\/pages\/herbiq-compoundindex\"\u003eActive Compound Index →\u003c\/a\u003e\u003c\/p\u003e","brand":"Herbuno.Com","offers":[{"title":"100 G \/ 3.5 Oz","offer_id":52338720243995,"sku":null,"price":209.1,"currency_code":"USD","in_stock":true},{"title":"500 G \/ 17.6 Oz","offer_id":52347051770139,"sku":null,"price":487.9,"currency_code":"USD","in_stock":false},{"title":"1 Kg \/ 2.2 Lbs","offer_id":52338720276763,"sku":null,"price":697.0,"currency_code":"USD","in_stock":true},{"title":"5 Kg \/ 11 Lbs","offer_id":52338720309531,"sku":null,"price":2927.4,"currency_code":"USD","in_stock":true},{"title":"25 Kg \/ 55 Lbs","offer_id":52338720342299,"sku":null,"price":12546.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0947\/4120\/1179\/files\/polyphenols-95-vitis_0dd891a6-3d51-4bab-a770-23865ade7604.png?v=1783538708","url":"https:\/\/herbuno.com\/es\/products\/polyphenols-95-vitis","provider":"Herbuno.Com","version":"1.0","type":"link"}