Green stool is not necessarily a disease, it may also be dietary reasons, such as consuming a large number of green leafy vegetables, fruits, etc.; secondly, consider the causes of disease, such as enteritis, dyspepsia, etc.; some medication causes can also lead to green stool, such as a large number of applications of antibiotics. 1. Dietary causes: mainly consume green food, common spinach, rape, kiwi, etc.. 2. Disease causes: such as enteritis can also have fever, abdominal pain, diarrhea and other symptoms, there can be mucus in the stool, blood and so on. Such as dyspepsia can have belching, loss of appetite and other symptoms, stool form is more normal. 3. Drug causes: such as a large number of patients applying antibiotic therapy, can lead to pseudomembranous enteritis. There can be a green stool with a fishy odor, and translucent pseudomembrane. Excluding physiological factors, if the symptoms continue to be unrelieved, it is recommended to consult a doctor in a timely manner, under the guidance of a doctor to clarify the cause and targeted treatment, do not take medication, so as not to delay the condition.