The child’s poor absorption and lack of growth may be caused by the lack of micro- and macro-elements, but also may be caused by the daily diet, the cause should be clarified in a timely manner and take the relevant treatment. Treatment methods include general treatment and medication. If the child nutrients, such as zinc, calcium and iron, may lead to digestive disorders, the intake of nutrients can not be fully absorbed, we should take the child to the laboratory in a timely manner to test the content of the elements, according to the results of the laboratory in a timely manner to give symptomatic supplementation. If it is a zinc deficiency, you can follow the doctor’s advice to give the child oral zinc gluconate oral solution, if calcium deficiency, follow the doctor’s advice to supplement vitamin D and so on. Some parents pay attention to the amount of supplementation, but not the type of food and nutrition, which may lead to the child’s total intake of food, but the nutrition is not enough and unbalanced, which may also lead to poor absorption and not grow. Parents should adjust the diet in time, pay attention to nutritional balance, usually strengthen the child’s physical exercise, enhance physical fitness. If you have a child with poor absorption and no growth, you should consult a doctor in time to clarify the cause of the disease and then carry out targeted treatment to avoid delaying the disease.