Indigestion may lead to diarrhea, and patients need to seek medical attention as soon as they experience discomfort. Indigestion is usually caused by improper diet, gastroduodenal disease, alcohol and other factors leading to poor gastrointestinal function. When the patient’s gastrointestinal function deteriorates, it may lead to intestinal nutrients can not be properly absorbed, so that the speed of gastrointestinal peristalsis is accelerated, and diarrhea occurs. Patients with indigestion should pay attention to a light diet, eat more food containing vitamins and protein, such as oranges, meat, milk, etc., and avoid overeating or eating too spicy and stimulating food. Once the patient has indigestion, it is recommended to go to the hospital for examination, and under the guidance of the doctor according to the actual condition to take appropriate treatment.