Goldenseal contains bitter alkaloids, such as berberine and hydrastine. It has a long history of use as a bitter tonic and may Enhance provide nutritive support for normal, healthy digestive function. ...

Solaray Guaranteed Potency Herbs deliver confidence by providing exacting and consistent dosing of thoroughly tested herbs of the highest quality available. Goldenseal is a popular American herb. Its effects are attributed to its alkaloids which include berberine, hydrastine, and canadine— all guaranteed in this product. ...