Black Walnut is a native tree of North American that provides beautiful wood and delicious nuts, however some of its main benefits are in the hulls that enclose the nuts. Extract from black walnut hulls is considered to be antiseptic, parasitic and a laxative. It is a common ingredient in nutritional supplements designed to rid the body of intestinal parasites and detoxify the body.
Black Walnut has also been used externally for a number of skin conditions including ringworm and athletes foot. Nature's Sunshine black walnut contains a number of active nutrients including iodine, vitamin c, and other trace minerals.