The discharge of white mucus is considered to be a sign of dyspepsia. If the patient repeatedly passes white mucus without abdominal pain, bloody stools, bloating, loss of appetite and weight loss, indigestion is considered. In this case, the patient can be advised to use appropriate drugs to regulate the gastrointestinal flora, such as rectification. However, in the case of dyspepsia, the patient must be advised to undergo e-colonoscopy to exclude organic diseases before further treatment. Because of the discharge of white mucus without other discomfort, there is usually no organic pathology. However, from a medical point of view, organic diseases must be ruled out in order to be well targeted for functional treatment.