Nature Made Vitamin C 500 mg is a dietary supplement that supports immune health, provides antioxidant support, and aids in iron absorption. Sourced from high-quality ingredients, this gluten free Vitamin C for adults antioxidant supplement has no color added, no artificial flavors, and no added preservatives. Vitamin C is not only an antioxidant that helps support your immune system, but it is also needed for collagen synthesis to support overall skin health. If you are not receiving enough Vitamin C from your daily diet, then this 500mg Vitamin C supplement can help. Adults take one Nature Made 500 mg Vitamin C tablet daily with water and a meal. Nature Made supplements are quality you can trust. *Based on a survey of pharmacists who recommend branded vitamins and supplements.