When iron deficiency anemia occurs in infants, it can be improved by giving iron supplements and iron-rich food to infants with a mild degree of anemia, and can be improved by blood transfusion therapy when the anemia is severe.1. Iron supplements: Iron deficiency anemia in infants can be supplemented with iron supplements under the guidance of doctors, and there are two methods commonly used clinically: oral iron supplements and injectable iron supplements. Infants mostly use oral iron supplements because of the advantages of easy administration and facilitation of intestinal digestion and absorption, etc. Common drugs include oral iron dextran, oral ferrous succinate solution, etc. If there is intolerance to oral iron or oral iron supplementation is not effective, consider injecting iron supplementation, common drugs are ferrous gluconate. There is also to give infants iron supplementation at the same time to pay attention to the supplementation of vitamin C, can promote the intestinal absorption of iron, thereby improving the therapeutic effect; 2, supplementation of iron-containing food: general infants at about 6 months old can gradually add supplementary food, at this time can give infants to eat iron-fortified rice flour, egg yolk, etc., to supplement iron. For infants over 1 year old, they can also eat pork, beef, mutton, pork liver, chicken liver, duck liver, soybeans, cherries, etc. These foods are rich in iron and can help improve the symptoms of anemia. 3.