"Zinc, like iron, copper and chromium, is one of 16 essential trace minerals the body needs to keep healthy and fit. For people that are sick or out of shape, zinc may be the most precious metal of all. Zinc is essential for growth and development, reproduction, digestion, respiration, and for proper brain, nerve, vision and immune function.
L-OptiZinc is the only high-potency zinc supplement FDA-approved safe for human nutrition. From L-OptiZinc, a patented 1:1 complex of zinc and 100% natural methionine, the amino acid that is best absorbed by the body and serves as an antioxidant. Studies show that L-OptiZinc is absorbed better, retained longer and is more effective than ordinary zinc supplements tested, and resists binding with dietary fiber and phytate, organic compounds that inhibit zinc absorption."