From the Manufacturer:
Hawthorn Berries [Circulatory]. Hawthorn is especially popular in Europe, where it is used in a number of herbal tinctures, herbal combinations and teas. The berries’ effects on the circulatory system have been well-studied. Key components in the berries appear to enhance heart and circulatory health in the heart muscle. Nature’s Sunshine offers the nutritional support of hawthorn berries in both capsule and liquid extract form. Extracts are rapidly assimilated by the body and can be mixed in liquid or taken directly under the tongue. Each capsule contains 450 mg hawthorn berries.