Zinc is an essential micronutrient that is crucial to a person’s well-being. It’s second only to iron as the most abundant trace mineral in the human body. Zinc supplements are usually available in many forms often used to treat different maladies. Research has shown that this mineral may benefit the immune system, stabilize blood sugar levels, and help keep the skin, eyes, and heart healthy. In addition, zinc has been shown to reduce the duration of cold symptoms, improve severe and inflammatory acne, decrease heart disease risk, and slow the progression of macular degeneration.