Zinc . This trace mineral is extremely important to overall health. More zinc is found in the body than any other trace element except for iron. Relatively large amounts are found in bone and muscle. It's also prevalent in the prostate and retina. Zinc is involved in hundreds of important functions in the body, including sugar metabolism, DNA formation, protein metabolism and energy production. It is also needed for growth and development of bones. Pregnant and lactating women require extra zinc. This mineral supports immune functions and its deficiency results in a compromised immune system. This product is derived from zinc gluconate for more efficient absorption. For maximum benefit, it is combined in a rich, natural base of kelp plant, alfalfa herb and thyme herb. Each tablet contains 25 mg of zinc, which is 166 percent of the Daily Value. Take 1 tablet daily with a meal.