Organic Goldenseal root tincture The berberine and other alkaloids in this plant make it a valuable medicine to heal the mucousal tissues lining the gut. Contains 100% organic and wildcrafted plants in solvent: Goldenseal Listing is for a 1/2 oz bottle with dropper. Disclaimer: These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.