Vitamin C 1000 mg500 mg BioflavonoidsImmune SupportDietary SupplementVegetarianGluten FreeMicro-Gel Sustained Release System Vitamin C is an antioxidant involved in over three hundred metabolic functions in the body, including tissue growth and repair, adrenal gland function, healthy gums, and, most importantly, it supports and promotes a healthy immune system. Bioflavonoids act synergistically with vitamin C to support the antioxidant activity that protects structure of capillaries, as well as the collagen-forming activity that maintains healthy capillaries. Adding bioflavonoids promotes the absorption of vitamin C from foods and supplements. NaturesPlus Super C Complex has been designed to provide the ultimate Nutritional Support for a healthy immune system. In a special base which provides for the gradual release of ingredients over a prolonged period of time.