The pain around the belly button when you are full may be caused by improper diet, cold abdomen, enteritis, appendicitis and other reasons. 1. Improper diet: eating too much spicy food, stimulating food or eating too much, leading to gastrointestinal dysfunction, causing pain around the navel. 2. Abdominal cold: do not pay attention to the warmth of the abdomen, resulting in abdominal cold, causing abdominal smooth muscle contraction spasm caused by pain around the navel. 3. Enteritis: the intestinal tract is infected by pathogenic bacteria, such as bacteria, viruses, parasites, etc., can appear around the navel pain, diarrhea, vomiting and other symptoms. 4. Appendicitis: Appendicitis is obstructed and triggers inflammation, resulting in pain around the belly button after eating, which can then be transferred to the right lower abdominal pain. The pain around the belly button after eating a full stomach involves more reasons, it is recommended to consult a doctor in time to find out the cause of the disease and follow the doctor’s instructions for treatment.