Zinc 30Zinc has many roles in the body, starting with its important role in our body's defense system. It also plays a role in the absorption and actions of essential B vitamins. It also helps to form collagen and develop healthy tissue. Zinc is an essential mineral. It plays an important role in over two dozen enzymes involved in digestion and metabolism. Zinc also supports the prostate, a healthy growing fetus, the storage of carbohydrates and tissue