AMS® Zinc 25mg works as an antioxidant; it lessens the formation of damaging free radicals and protects skin lipids and fibroblasts when the skin is exposed to UV light, pollution and other skin-agers. Zinc has also an anti-inflammatory property, which may help relieve some of the redness and irritation associated with moderate-to-severe acne. Zinc is needed for the proper growth and maintenance of the human body. It is needed for immune function, wound healing, blood clotting, thyroid function, and other body functions. Zinc plays a key role in maintaining vision, and it is present in high concentrations in the eye.