Stool color is mostly yellow, when the stool appears greenish, the reasons are as follows: 1, eat a lot of green vegetables: can make the chlorophyll in the stool increase, stool staining. When reducing the intake of green vegetables, the color of the stool can gradually turn yellow, without any damage to the body. If there is no special discomfort, do not need to give treatment, and do not need to adjust the diet. 2, indigestion: eat a lot of high-protein greasy food, the body’s digestion and absorption function is poor, the intestinal cavity acidic food accumulation too much, with the bile discharged into the intestinal cavity bilirubin, encounter air oxidation into biliverdin, so that the stool color dark green, the stool will also appear relatively thick acidic smell of corruption. In this case, attention should be paid to adjusting the diet, eating more coarse grains as well as fresh fruits and vegetables, and medication should be given to those with severe symptoms.