The ratio of copper to zinc is clinically more important than the concentration of either trace metal. The ratio of copper to zinc, rather than the absolute amount of copper or zinc in the body, makes it possible for enzymes to function properly. Intense exercise increases the bodys micronutrient demands. Deficiencies in key minerals like zinc and copper also become more common with aging, which can impair recovery as well as subsequent performance. In addition to supporting immunity, zinc is an essential component of superoxide dismutase, one of the bodys most powerful antioxidants. It also supports cardiovascular and neurological health as well as vision. ZINC (BISGLYCINATE CHELATE) Activates several hundred different enzymatic reactions that are important to life, including metabolism, gene expression, protein and DNA synthesis, immune function and wound healing. This product contains Albion Zinc Bisglycinate Chelate for superior bioavailability. COPPER (BISGLYCINATE CHELATE) Essential for maintaining the strength of the skin, blood vessels, epithelial and connective tissue throughout the body. This product contains Albion Zinc Bisglycinate Chelate for superior bioavailability.