Tart cherry (Prunus cerasus), also known as sour cherry or dwarf cherry, is a species of cherry native to Europe and Asia that is closely related to the sweet cherry but has a more acidic fruit. The cherries are dark crimson in color. Tart cherry powder is rich in antioxidants and is loaded with vitamins and minerals. It has natural anti-inflammatory properties.* Tart cherry may also promote healthy brain function, support the heart, aid healthy sleep, support immune function, and promote healthy eyes.** These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.