Gram for Gram, Super Gram III is the most comprehensive Vitamin C product available. This unique formula of seven fully reacted, neutral Mineral Ascorbates, which are readily assimilated source of both Vitamin C and essential minerals also contains B Vitamins and powerful antioxidants such as Vitamin E, Selenium, and Beta Carotene. The entire formula is Timed Release for approximately a 10-hour period. Cellulose and Bioflavonoid bound for superior uptake.