Since 1947 Antioxidant, Skin & Immune System Support Non-GMO Gluten, Wheat & Dairy Free Suitable for Vegan K-Parve Dietary Supplement Zinc is a cofactor in over 300 enzymes in the body. It contributes to health skin. Zinc also supports cell growth and development, and the formation of DNA. It exerts antioxidant activity, can support a healthy immune system, and support healthy male reproductive function. The patented chelated form of zinc in this formulation helps to promote optimal absorption.