Zinc is one of the 24 micronutrients needed for survival. This micronutrient can be found in meat, egg, and shellfish especially oyster. However, zinc in our body is easily lost through sweat, making supplementation very important for those that don’t get a lot of zinc through food particularly growing teens, elderly, athlete, the immune-compromised, alcoholics and vegetarian. Zinc supplements have been shown to shorten colds and reduce the progression of advanced macular degeneration, boost and balance out a tired and over stimulated immune system.