Solgar Zinc 50 mg contains 50 mg of zinc, a key mineral that is vital for many functions in the body. Zinc exerts antioxidant activity, protecting against oxidative stress and helps to support a healthy immune system. It is also supportive of brain and vision function, useful for male health and supports healthy bones.Zinc contributes to: Normal function of the immune system Protection of cells from oxidative stress Normal cognitive function Normal fertility and reproduction Normal metabolism of vitamin A Maintenance of normal bones Maintenance of normal hair, nails and skin Maintenance of normal visionAll Solgar products meet our industry recognized Gold Standard for excellence.