仅用于工业应用或科学研究,不可用于人类或动物的临床诊断或治疗,非药用. Formula:C32H30O11Molecular Weight:590.57Appearance:Yellow brown to red brown powderPurity:95+% Grape Seed Extract are industrial derivatives from whole grape seeds that have a great concentration of vitamin E, flavonoids, linoleic acid, and OPCs.