Zinc Zinc aids in the proper assimilation of vitamins, normal growth and development, maintenance of body tissues, sexual function, immune system, natural detoxification and synthesis of DNA. It is an anti-oxidant, and must be in proper balance to assist 25, or more, enzymes in various functions involving digestion, metabolism, and reproduction. Zinc is found in all the body fluids, including the moisture in the eyes, lungs, nose, urine, and saliva. It moves through all the fluids in the body and is an important part of our natural defenses. Zinc is stored in the thyroid, pancreas, liver, kidneys, bones, voluntary muscles, prostate, sperm, skin, hair, nails, white blood corpuscles and parts of the eyes. Zinc supplementation has been known to help with maintaining appetite, the skin, and immune function. Natural sources of zinc are oysters, red meat, liver, egg yolks, whole grains, nuts, legumes, poultry, seafood, Brewer's yeast, mushrooms. Regular strength has 100 /- PPM, Adult serving 1 tsp. Retail: Pint $19.60, Quart $30.90. Also available in 4X Strength, call for pricing.