We prepare our Black Cohosh Extract from the rhizome & rootlets of Cimicifuga racemosa plants which are Certified Organically Grown especially for us in their native forest habitat in eastern Kentucky.To assure optimal extraction of Black Cohosh's isoflavones & other bioactive compounds the rhizome & rootlets are hand-dug only in late autumn or early spring are carefully shade-dried and are then thoroughly extracted.Other products from HerbsPro