Zinc Complex is a 100% vegetarian Food supplement that is intended to supply nutrients needed to provide high quality 100% Food organic zinc (as opposed to inorganic mineral salt forms). Zinc serves a catalytic role in enzymes from all six classes of enzymes and more than 300 Zn metalloenzymes have been identified. Zinc deficiency in humans can cause alopecia, impotence, skin problems, immune deficiencies, increased susceptibility to infection/sore throats, night blindness, impaired taste, delayed wound healing, impaired appetite, photophobia (hypersensitivity to light), difficulty in dark adaptation, growth retardation, male infertility (low sperm counts), liver enlargement, and spleen enlargement.