Mother Earth Minerals are IONIC (possessing an electrical charge, drawn to the walls of the intestines), WATER SOLUBLE (highly bio-available angstrom sized ions in an aqueous solution), and CELL-AVAILABLE (available for absorption into the human cell, not only the blood stream). Fewer milligrams are needed because absorption is much more efficient and complete. No additives, fillers, or preservatives. ZINC PROMOTES IMMUNITY: Acts as a powerful antioxidant and anti-inflammatory agent critical in fighting oxidative stress, is essential in balancing hormones. ZINC IS VITAL FOR THE PROPER FUNCTION: An estimated 300 enzymes and many body processes like appetite, to taste, smell and vision. Zinc -Assimilation of vitamins, normal growth and development, maintenance of body tissues, immune system, and synthesis of DNA. Is an Anti-oxidant.