Zinc is an essential mineral, meaning that its necessary for health, but the human body is unable to synthesize it! o Zinc is one of the most abundant trace minerals in your body, and it is present in all body tissues o Zinc also helps to support cellular metabolism and maintain skin health o o Mary Ruth's Organic Ionic Zinc Liquid Drops - Unflavored Vitamin | 11.25 mg 4 fl oz Liquid o Sold by Swanson Vitamins