Vitamin C 1,000 mg contains Citrus Bioflavonoids and Rosehips to optimize the body’s use of Vitamin C. Bioflavonoids enhance the absorption of Vitamin C and act in synergy with Vitamin C to provide antioxidant protection, keep collagen healthy, and help increase capillary strength.* Vitamin C is a powerful antioxidant which supports healthy bones, cartilage, teeth, and gums. It helps protect cells against free radical damage, vitamin C deficiencies in the daily diet, and supports healthy cell growth.*