Dairy products and eggs supply zinc in smaller amounts. However, the form of the mineral that is found in these foods is less available to the body. The zinc in breast milk is better absorbed in infants than that found in infant formulas or cow's milk. Zinc is essential for many of the body's functions. It makes up part of more than 200 enzymes in the body.
Enzymes are proteins that enable different chemical reactions to take place in the body.
Zinc is crucial for proper growth. It promotes cell reproduction and tissue growth and repair. This is necessary for wound healing. Zinc is also essential for the proper functioning of the immune system. Zinc has many other functions, as well.