Quick Details Type: Herbal Extract Product Name: Resveratrol Aliase: Polygonum Cuspidatum Extract, Trans- Resveratrol CAS: 501-36-0 Appearance: Light brown or white powder Part: Root Extraction Type: Solvent Extraction Active Ingredient: Resveratrol Specification: 10%,20%,50%,98%,99% Resveratrol Test Method: HPLC Sample: Free Grade: Food Grade Brand Name: Huir Place of Origin: Hunan, China (Mainland) Application: Antioxidant, Cancer prevention, Protect cardiovascular.