Zinc is an essential mineral important in prostate gland function, protects the liver from chemical damage, enhances the acuity of taste and smell, promotes a healthy immune system and is a powerful antioxidant. Zinc lozenges have been reported to be effective in relieving symptoms of the common cold and reducing the duration of colds and viruses.
A deficiency in zinc can cause fingernails to become thin, peel and develop white spots, fatigue, growth impairment, hair loss, high cholesterol levels, impaired night vision, impotence, and increased susceptibility to infection.
Food sources containing zinc include: dulse, egg yolks, fish, kelp, legumes, liver, meats, pecans, poultry, pumpkin seeds, sardines, seafood, sunflower seeds and whole grains.