Pulled out of the banana stool intestinal tract is generally normal, normal human body defecation one to two times a day, if the discharge of milky yellow, brown stool, belong to the normal. Banana is the color and shape and banana is more like, generally light yellow or yellowish brown, is more normal stool color, is the residue of food, shedding of intestinal cells, fat and other metabolic wastes, usually there is no strong odor, defecation is smooth, that the gastrointestinal tract is very healthy. If the color of the stool is abnormal, black, and more than a day without defecation, there may be intestinal diseases, melanin food, may usually pay attention to drink more water, light diet, and maintain sufficient sleep will gradually improve.