... Resveratrol 2, variety: Variety: Polygonum cuspidatum extract 3,purity: 98% 4, sample free 5, prompt delivery ITEMSPECIFICATIONTEST RESULTAppearance White ... 1000ConformsMOLD,cfu/g ≤ 100ConformsYEAST≤ 100ConformsCONCLUSIONUP TO SPECIFICATIONPackagingTightly sealed in a clean, cool, dry place. Keep away from strong, direct ... 3 years when properly stored Pure Natural Resveratrol Powder 20%~99%