Wild Yam 4 oz by Herb PharmWe prepare our Wild Yam Extract from the rhizome of Dioscorea villosa vines which are Certified Organically Grown especially for us in their native forest habitat in eastern Kentucky. To assure optimal extraction of Wild Yam's bioactive compounds, the rhizomes are hand harvested only in late autumn, are carefully shade dried, and are then thoroughly extracted. These statements have not been evaluated by the Food and Drug Administration (FDA). These