Black Cohosh Extract 1,Triterpene glycosides 2.5%,5%.8%, 20% 2,Appearance:Brown-Yellow powder 3,Analytical Method:HPLC High quality, ... Cohosh Plant Extract PowderActive Ingredients: Triterpene Glycosides Specification: HPLC 2.5%,5%.8%, 20% Main Function 1.Owning estrogenic effect,thus improving symptoms of ... . So you can count on us! Black Cohosh Extract HPLC 2.5%-20%