Pure Vitamin C. High potency. Benefits: Sundown"s Vitamin C helps promote healthy immune function and general well-being. It acts as an antioxidant to help provide protection for healthy cells and body systems. C is vital to production of collagen, providing the stability necessary for proper cardiovascular function. Sundown"s Vitamin C helps maintain healthy circulatory function by inhibiting harmful LDL oxidation. C needs to be replaced in your system regularly. (These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease).