... ) Enhance the immune system,enhance the skin elasticity English Name:Soybean ExtractSource:Form the embryo of the Soydean.Active Ingredients ... .for sample: daidzin, daidzein, genistin, genistein, glycitin, glycitein.Purity: Soybean isoflavoen 20%,40%,80%CAS NO :486-66-8Tested Method: ...