The time for infant diarrhea to heal itself depends on the cause of the diarrhea and its severity, usually around 1 week, and there are individual differences in the specific time. If the baby’s diarrhea symptoms are mild, the mental state and appetite is good, there is no fever, convulsions, dehydration and other symptoms, generally about 7 days can be self-healing, but it varies from person to person. Parents need to pay attention to the baby during the diarrhea in time to replenish water, to avoid dehydration, the diet should be light, can be without the use of medication. If the baby’s diarrhea symptoms are more serious, frequent vomiting and obvious symptoms of dehydration, it is recommended to go to the pediatric gastroenterology department of a regular hospital. If the supplemental electrolyte check appears low sodium, high potassium and other serious electrolyte disorders, or other organ complications, can not wait for self-cure, it is recommended that a professional doctor after a clear diagnosis, timely and symptomatic treatment. In daily life, parents need to strengthen the baby to keep warm, pay attention to the appropriate amount of additional clothing, if necessary, can take probiotics to regulate.