Zinc is an essential element in human beings, necessary for sustaining life. Deficiencies of zinc have marked effects on weight gain in animals. Zinc is found in insulin, zinc finger proteins, and such enzymes as superoxide dismutase.
According to some sources, taking zinc tablets may provide some immunity against colds and flu, although this is disputed.
Eyesight, taste, smell and memory are also connected with zinc and a deficiency in zinc can cause malfunctions of these organs and functions.
Natural food sources of zinc include oysters, red meat and poultry, beans, nuts, whole grains, pumpkin seed or sunflower seeds.
In males, zinc is important for the production of semen. Up to 5 mg of zinc is lost during ejaculation. Deficiencies in zinc in males can lead to reduced sperm count and *** drive. Frequent ejaculations can lead to zinc deficiency.
source:
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