Children’s gastrointestinal digestion and absorption may be uneven diet, gastrointestinal flora imbalance, slow peristalsis, etc., can be timed quantitative eating and other improvements to improve the life of the conditioning, bifidobacteria, mosapride, etc. to supplement the beneficial bacteria, to promote gastrointestinal tract peristalsis. 1. Improvement of life: children eat unevenly, eat too fast and so on can easily cause poor digestion and absorption. Regular quantitative food, nutritional balance, avoid picky eating partiality. Eat more hawthorn porridge, millet porridge and other easy to digest and absorb, eat more spinach, apples and other fresh fruits and vegetables, avoid eating too much french fries, fatty meats and other greasy and difficult to digest food, so as not to increase the burden on the stomach. 2. medication: gastrointestinal flora imbalance can eat bifidobacteria, lactobacillus tablets, etc. to supplement the beneficial bacteria, promote gastrointestinal peristalsis, help digestion of food. Functional gastrointestinal disease, slow gastrointestinal tract peristalsis can eat mosapride, domperidone, etc., to promote gastrointestinal tract peristalsis, accelerate digestion and absorption. Children with poor digestion and absorption may also be enteritis, congenital megacolon and other organic diseases, life adjustments did not significantly improve, should be timely consultation, under the guidance of the doctor to identify the causes, and reasonable treatment, do not blindly use drugs to avoid adverse reactions.