ZMA. Dietary Supplement. Anabolic Mineral Support Formula. Zinc, Magnesium and Vitamin B6. Designed To Build Results. ZMA is a unique Patent-Pending anabolic mineral support formula containing highly bioavailable forms of zinc and magnesium as zinc/-monomethionine (L-OptiZinc U.S. Patents 4,764,633 and 5,278,329) and covalently-bound zinc/magnesium aspartate. Formulated with vitamin B6 to further enhance zinc and magnesium absorption and utilization, ZMA is a powerful non-steroidal, all-natural dietary supplement clinically proven to increase free testosterone and insulin-like growth factor (IGF-1) levels and enhance muscle strength significantly greater than placebo during a strength training program. ZMA is a trademark of SNAC System, Inc. L-OptiZinc is a trademark of Interhealth N.I. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.)