Poor digestion may be functional dyspepsia, it may also be caused by chronic gastritis, gastric ulcer, duodenal ulcer, etc. It is necessary to improve the relevant examination, clarify the cause of the disease, and treat the cause, such as taking medication, surgical treatment, dietary adjustments and other ways of treatment. 1. Functional dyspepsia: Functional dyspepsia is generally associated with psychological factors, such as long-term late night sleeplessness, mental stress, emotional fluctuations, smoking and alcoholism, can lead to dyspepsia, pay attention to regulate lifestyle habits. 2. Chronic gastritis: poor digestion may be caused by chronic gastritis, chronic gastritis leads to atrophic changes in the gastric mucosa, so that gastric acid reduces the symptoms of indigestion. Need to take omeprazole, pantoprazole, magnesium aluminum carbonate under the guidance of a doctor to inhibit gastric acid and protect the gastric mucosa. 3. Gastric ulcer: poor digestion may be caused by gastric ulcer, when gastric ulcer leads to indigestion symptoms, it may show loss of appetite, belching (hiccups), vomiting, bloating, etc., which can be treated with omeprazole, pantoprazole, and other medications as prescribed by the doctor. If necessary, endoscopic and surgical treatment. 4. duodenal ulcer: poor digestion may be caused by duodenal ulcer, duodenal ulcer symptoms will be manifested as abdominal pain, acid reflux, heartburn, indigestion, etc., you need to take omeprazole, ranitidine, etc. under the guidance of the doctor for treatment. Poor digestion may also be due to other reasons, and you need to consult a doctor to clarify the specific cause and follow the doctor’s instructions for treatment.