Vitamin C supports a healthy immune system. You need to keep your immune system strong in order to feel your best. Vitamin C supports the bodys defense system by protecting the integrity of cells and stimulating the production and function of white blood cells.(1) Vitamin C is a powerful antioxidant that helps fight against free radicals in the body that can damage healthy cells. Additionally, Vitamin C is necessary for the body to manufacture collagen, which is essential for healthy skin. Vitamin C also helps to maintain capillaries, bones and teeth and aids in the absorption of iron. The 500 mg Vitamin C Liquid Softgel is ideal for those who do not eat many fruits and vegetables, or feel the need for additional immune support.