Zinc is a mineral with tons of health benefits; however, it is best known for its role in keeping the immune system strong. Zinc helps your immune system fight off invading bacteria and viruses and is beneficial for healing wounds as well. This mineral supports your immune system, which your body’s natural defense system. A zinc deficiency is usually characterized by growth retardation, loss of appetite, and impaired immune function. An impaired immune system results in your body being unable to effectively protect you against infections and you don’t want that. So, here are 7 of the best Zinc supplements for immune system health: