Nature's Antioxidant GMP - Good Manufacturing Practice Product Promotes Normal Sleep Patterns Dietary Supplement Black Cherries (Prunus serotina) are indigenous to the Eastern United States, Southern Canada, Central America, and Mexico and have a long history of use by Native Americans. It is a rich source of vitamins, powerful phytochemicals and antioxidants including anthocyanins and polyphenols. Now you can easily obtain the benefits of Black Cherry in our convenient Black Cherry capsules. Supports healthy hair and skin. Supports healthy heart. Supports regulate sleep cycle.