Foods that are high in zinc include shellfish, animal foods, and cereals. 1. Shellfish: mainly oysters, scallops, abalone, clams, mussels and so on. Every 100 grams of shellfish contains about 11mg of zinc. 2. Animal food: including pork, mutton, beef, pig liver, egg yolk, fish, etc.. Each 100g of animal food contains about 3-5mg of zinc. 3. Cereals: e.g. beans, peanuts, millet, malt, germ and so on. Each 100g of plant food contains about 1mg of zinc. Shellfish contains the highest amount of zinc, followed by animal foods, consumption of zinc-rich foods should pay attention to the supplementation of animal protein, animal protein can improve the body’s utilization of zinc. Nutritional balance should be taken care of in the normal diet. If zinc deficiency is serious, it is not enough to take zinc from food alone, and zinc should be supplemented under the guidance of a doctor.