Natures Plus Vitamin C tablets provide 1000 mg of vitamin C per dose, along with rosehip, an additional natural source of vitamin C. Vitamin C is an antioxidant that supports immune function and fights free radicals. Maintaining a strong immune system is essential for good health. This 180-tablet bottle provides a long-lasting supply. Composition Vitamin C, Rosehip, Cellulose, Magnesium Stearate, Mixture of other ingredients. Instructions for use Take 1 tablet daily with water.