100% Red Tart Cherry Juice Concentrate by Fruitfast | Non-GMO Gluten-Free Helps support healthy joint function (64 Ounce) Anthocyanins are water-soluble Phytochemicals. Anthocyanins are the pigments that give tart cherries their bright red color and distinctive taste. Anthocyanins are the primary Antioxidants in tart cherries being studied for their beneficial effect on the human body. Support Healthy Joint Function* Support Healthy Cardiovascular Function* Support A Healthy Immune System* Naturally Occurring Melatonin - To Help Maintain A Healthy / Normal Sleep Cycle Speed Relief from Muscle Fatigue, Post Exercise