After eating the belly button below the abdomen is very bloated may be functional dyspepsia, may also be chronic gastritis, intestinal obstruction and other diseases. 1. Functional dyspepsia: Functional dyspepsia is a functional disease with no organic lesions in the digestive tract. Treatment mainly includes dietary adjustment and medication. Dietary adjustments include a balanced diet, reducing spicy and stimulating foods, quitting smoking and drinking, and moderate exercise. Drugs are mainly chosen according to the symptoms, patients with bloating as the main symptom can use some gastrointestinal prokinetic drugs, such as domperidone and so on. 2. Chronic gastritis: patients with chronic gastritis have slower gastrointestinal motility, resulting in poor absorption and excretion, and therefore are prone to the phenomenon of bloating in the abdomen below the navel after eating. You can use domperidone tablets, mosapride and other drugs to promote gastrointestinal peristalsis, the use of drugs to follow the doctor’s instructions. 3. Intestinal obstruction: due to intestinal torsion, set, will lead to intestinal contents can not pass smoothly, so there will be a very swollen phenomenon in the abdomen below the navel after eating, the general use of Pantoprazole sodium enteric capsule or clindamycin hydrochloride injections and other medications to carry out the treatment. The use of drugs and injections should be carried out under the guidance of a doctor, not to operate on their own. After eating the belly button abdomen is very swollen if exclude disease, may be too much food, diet irregularities, etc., it is recommended to go to the hospital in a timely manner to clarify the cause of treatment.