If the baby’s gastrointestinal dysfunction is relatively mild, there may be no obvious symptoms, if it is more serious, there may be obvious nausea, vomiting, abdominal pain and other symptoms, and if it is particularly serious, there may also be poor mental health and other symptoms. 1. Mild symptoms: If the baby’s gastrointestinal dysfunction is relatively mild, the symptoms are usually not obvious and can easily be ignored, there may be a slight decrease in appetite, abdominal distension and other symptoms, can be temporarily observed. 2. More serious: If the baby’s gastrointestinal dysfunction is more serious, there will be obvious nausea, vomiting, abdominal distension, diarrhea, abdominal pain and other symptoms. 3. Particularly serious: If if the baby’s gastrointestinal dysfunction is particularly serious, there may be poor spirit, poor response, convulsions, urination, cold limbs, fatigue, respiratory difficulties and other symptoms. It is recommended that babies with gastrointestinal dysfunction actively seek medical attention to avoid delays and adverse consequences.