Plant Source: Trifolium pretense Main Ingredient: Isoflavones, such as the biochanin A, Formononetin, Daidzein, Genistein, Sission, Ononin, Deidzin, Genistein etc.. Specification: 8% , 20% , 40% , 60% , 80% ( HPLC) Appearance: Dark green to dark brown powder Function: It has estrogen and antitumor effects, can improve osteoporosis and menopausal women� s disease.