New Roots Herbal’s black walnut hulls are selectively and ecologically wild-harvested while green. This locks down maximum enzyme potency and therapeutic potential. Black walnut contains flavonoids; tannins; ellagic, tannic, and gallic acids; juglones; trace minerals; and vitamins. The green hulls are the most sought-after for their medicinal and astringent qualities. Black walnut (Juglans nigra) is a powerful astringent and anthelmintic botanical. It helps expel intestinal worms, with a species-specific effectiveness for ringworm. To supplement with New Roots Black Walnut Green Hull 150mg it’s advised to take 5 capsules daily or as directed by your health-care practitioner