Zinc is an essential trace element that is involved in the body’s metabolism, can promote the healthy development of children’s brain, can promote wound healing, improve the growth of collagen fibers, and is conducive to the recovery of physical trauma. Common foods with high zinc content include: 1, seafood: such as oysters, clams, shrimp, sea fish, etc. These foods not only contain high zinc content, but also rich in a variety of nutrients, which can be the main food source for people with zinc deficiency; 2, lean meat: pork, beef, lamb and other lean meat, as well as pig liver, beef liver, pig kidney, etc. Generally, the zinc content in animal foods is higher than that in plant foods, and the amino acids produced by the decomposition of animal proteins can promote zinc production. The amino acids produced by the decomposition of animal proteins can promote the absorption of zinc. 3. Plants: including legumes such as soybeans, mung beans and broad beans, as well as peanuts, walnuts, chestnuts, hazelnuts and melon seeds in the hard-shelled fruit group, which help the body to supplement zinc elements. In addition, under normal metabolic function of the body, normal zinc levels can be maintained through food supplementation, but care should be taken to avoid overconsumption. However, pregnant women, adolescents and people in certain pathological conditions, where the body has a higher demand for zinc, may need additional zinc preparations.