It is normal to have green stools when taking folic acid because folic acid contains a lot of iron, which is not easily absorbed by the stomach and intestines when taken in excess, and the deposition of the element will cause green stools and other phenomena, so there is no need to worry, but the patient should exclude whether it is a pathological feature or caused by taking drugs recently. It is recommended that patients first check whether the drugs taken recently can cause such adverse symptoms, if there is abdominal pain, bloating, nausea, vomiting and other symptoms need to go to the hospital for examination, so as not to be gastrointestinal bleeding, gastrointestinal bleeding or other conditions caused by the symptoms, if necessary, under the guidance of doctors, gastroscopy to observe the situation in the body, recently pay attention to eating habits, less spicy and greasy food, eat more easily digestible To promote the absorption of nutrients in the intestines and stomach.