Zinc is a nutrient that people need to stay healthy. Zinc is found in cells throughout the body. It helps the immune system fight off invading bacteria and viruses. The body also needs zinc to make proteins and DNA, the genetic material in all cells.

How do I know if I need zinc?

If you're not getting enough zinc in your diet, you may have side effects such as hair loss, lack of alertness, and a reduced sense of taste and smell. Zinc deficiency is rare in the United States, but it still occurs in some people.

Is zinc necessary daily?

Your body doesn't store zinc, so you need to eat enough every day to ensure you're meeting your daily requirements ( 2 ). It's recommended that men eat 11 mg of zinc per day, while women need 8 mg. However, if you're pregnant, you'll need 11 mg per day, and if you're breastfeeding, you'll need 12 mg.