Nutraxin Vitamin Max provides three powerful components together: Vitamin C, Vitamin D, and Zinc. Each 25 mLbottle contains 1000 mg vitamin C, 1000 IU vitamin D, and 10 mg zinc. Vitamin C contributes to the normal function of the immune system. Vitamin D contributes to the normal function of the immune system. Zinc contributes to the normal function of the immune system.