Resveratrol powder is a non-flavonoidal polyphenolic organic compound, and resveratrol extract is a bioactive ingredient in wine and grape juice. Such as grapes, tiger's eye fruit, peanuts, mulberries, pine, buyer's twine, Korean acacia tree and so on.
Natural Plant Extraction Methods: Using Cymbopogon as raw material, from which the crude product of Res is extracted and separated, and then purified.