Nutritional anemia in children reduces resistance, the body is susceptible to infection, affecting the growth, development and learning of children. Therefore, prevention of nutritional anemia in children requires special attention.

Protein-energy malnutrition is an important type of malnutrition, with few other diseases comparable in terms of public health significance. All forms of protein-energy malnutrition are associated with dietary deficiencies of protein and energy to varying degrees.

Nutrition is one of the most important factors of the external environment that affects the development of children. A child with malnutrition will not develop to its full potential. When nutrition is not reasonable, height, weight, chest circumference, and skeletal system develop much more slowly, and at the same time, the body's resistance decreases.