Poor digestion in patients with ulcerative colitis can be relieved by daily diet, proper exercise and medication. 1. Daily diet: It is recommended to eat easy-to-digest food, less cold and spicy food, too greasy food, and less gas-producing food, and it is also recommended to eat less and more frequent meals to avoid overeating. 2. Appropriate exercise: Appropriate exercise can help digestion, such as walking, jogging, playing ball games, etc. The amount of exercise varies from person to person. The amount of exercise varies from person to person, and you should avoid other diseases caused by intense exercise. 3. Medications: Under the guidance of a doctor, you can take probiotics, lactobacillus tablets, domperidone, mosapride and other medications to promote gastrointestinal motility and reduce the symptoms of indigestion. If it is relieved by proper diet and exercise, it is not serious and can return to normal in a short period of time. If other uncomfortable symptoms appear, or there is no relief for a long time, it is recommended to consult a doctor for timely treatment. Medications should be used under the guidance of a doctor.