Nature's Sunshine Rose Hips are the dried fruit of roses, most of which are derived from the Dog Rose. During World War II, Rose Hips were discovered to be a rich source for vitamin C, containing anywhere from 10-100 times more than any other food. Rose Hips also contain vitamins A, B1, B2, D, E, K, P, pantothenic acid, flavonoids, carotenoids, and the minerals calcium, iron, phosphorus and zinc. Rose hips are a source of astringent tannins and related phenolic substances, making rose hips beneficial as a tonic and astringent capable of tightening tissues and slowing the discharge of blood and mucosal fluid. Rose hips help stimulate immune function and fight infection and inflammation, useful for assisting with winters ills and chills, general debility and inflammatory skin conditions.