Green poop, i.e. green stool, may be caused by dietary factors, indigestion, irritable bowel syndrome and other non-organic lesions, but it may also be caused by suffering from bacillary dysentery, rotavirus enteritis, pseudomembranous enteritis and other organic lesions. 1. Non-organic lesions: (1) dietary factors: in the daily diet, if you eat more green leafy vegetables, such as: spinach, leeks, etc., and these vegetables contain chlorophyll is relatively high, the discharge of stool will be green. (2) Indigestion: For patients with chronic indigestion, the food they eat cannot be fully digested and absorbed by the gastrointestinal tract in a timely manner, which produces a large amount of acid, oxidizing the bilirubin in the feces into biliverdin, which is then manifested in the green color of the discharged feces. (3) irritable bowel syndrome: for patients with irritable bowel syndrome, when the diarrhea symptoms are more serious, there may also be the phenomenon of green stool. 2. Organic lesions: (1) bacillary dysentery: for patients suffering from bacillary dysentery, nausea, vomiting, diarrhea, abdominal pain and other symptoms, but when the diarrhea symptoms are more serious, green stools can also be seen. (2) Rotavirus enteritis: usually there will be more yellow-green watery or yellow-green egg-like loose stools. (3) Pseudomembranous enteritis: patients will also have green watery stools, but can be accompanied by nausea, bloating, diarrhea and other symptoms. Causes of green stools are more reasons, frequent green stools or with other symptoms, it is recommended to consult a doctor in a timely manner, to clarify the cause of the disease, follow the doctor’s instructions, the cause of the treatment.