{"product_id":"resveratrol-20-polygonum","title":"Resveratrol 20% Powder (Japanese Knotweed Extract) | Standardized Polygonum cuspidatum","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCommon names:\u003c\/strong\u003e Resveratrol, trans-Resveratrol, 3,4',5-Trihydroxystilbene, Japanese Knotweed Stilbene, Polygonum Resveratrol\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBotanical source:\u003c\/strong\u003e \u003cem\u003ePolygonum cuspidatum Siebold \u0026amp; Zucc.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlant part:\u003c\/strong\u003e Root and rhizome\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey bio-active:\u003c\/strong\u003e Resveratrol 20%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrade:\u003c\/strong\u003e Nutraceutical-grade · Food-grade\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eForm:\u003c\/strong\u003e Extract powder\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProcess:\u003c\/strong\u003e Hydroalcoholic extraction from Polygonum cuspidatum root, spray-drying; resveratrol content verified by HPLC (≥20% trans-resveratrol)\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\u003eResveratrol 20% from Polygonum cuspidatum is an entry-grade knotweed root extract standardised to ≥20% trans-resveratrol by HPLC. Suitable for cost-sensitive antioxidant supplement and functional food formulation. Raw material sourced from East Asia; 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":52337159209243,"sku":null,"price":71.82,"currency_code":"USD","in_stock":true},{"title":"250 G \/ 8.8 Oz","offer_id":52503769448731,"sku":null,"price":143.63,"currency_code":"USD","in_stock":true},{"title":"1 Kg \/ 2.2 Lbs","offer_id":52337159242011,"sku":null,"price":239.39,"currency_code":"USD","in_stock":true},{"title":"5 Kg \/ 11 Lbs","offer_id":52337159274779,"sku":null,"price":909.68,"currency_code":"USD","in_stock":true},{"title":"10 Kg \/ 22 Lbs","offer_id":52503769481499,"sku":null,"price":1675.73,"currency_code":"USD","in_stock":true},{"title":"25 Kg \/ 55 Lbs","offer_id":52337159307547,"sku":null,"price":4309.02,"currency_code":"USD","in_stock":true}],"url":"https:\/\/herbuno.com\/es\/products\/resveratrol-20-polygonum","provider":"Herbuno.Com","version":"1.0","type":"link"}