This unique formula gives your body advanced antioxidant protection and supports a balanced immune system. Using USANA’s innovative Nutritional Hybrid Technology**, Proflavanol® C100 combines grape-seed extract and vitamin C to give you the best of both worlds in a single, powerful tablet.
Learn more about the high-quality ingredients that make up USANA's products.
*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.