100 % natural ascorbic acid Vitamin C blended with a unique group of citrus bioflavonoids. Usage Vitamin C provides antioxidant protection for many of the body's' important enzyme systems. White blood cells utilize Vitamin C to help produce cytotoxic enzymes which they use to eliminate foreign matter. It also helps strengthen collagen, a major connective protein. Vitamin C also plays an important role in the P450 enzyme detoxification system.* Recommended Daily Dosage Take one or two capsules as needed with meals or water