The USANA Difference
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.
**U.S. Patent Applications 13/213,313 and 13/196,390
Get the full science on Proflavanol C100!
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