A celebrity in the supplements world, Vitamin C is the most well-known vitamin. Vitamin C has strong antioxidant properties that provide the body with free radical protection, important for immunity and collagen production. It also aids in the absorption of iron. Natrol uses esterified vitamin C in Natrol Easy-C products which are easy-on-the-stomach.† Build your body’s defense with Natrol’s line of Vitamin-C products.†