Unshaped stools may be caused by eating sweet potatoes, abdominal cold and other physiological causes of increased moisture in the stool, gastrointestinal tract peristalsis, but also gastroenteritis, intestinal polyps and other pathologic factors to stimulate gastrointestinal peristalsis, intestinal secretion of liquid caused by increased. 1. Physiological reasons: eating a lot of sweet potatoes, spinach and other coarse fiber foods, as well as bananas, dragon fruit and other fruits, food residues and more water, there may be unshaped stools. Abdominal cold, stimulate the gastrointestinal tract peristalsis speed up, will also appear the phenomenon. 2. Pathological causes: gastroenteritis caused by unhygienic diet, due to inflammation stimulating the gastrointestinal mucosa to secrete more fluid, gastrointestinal peristalsis accelerated, the phenomenon will occur. Intestinal polyps compress or stimulate the intestinal mucosa, intestinal peristalsis accelerated, will also appear the phenomenon. Cirrhosis patients with abnormal liver function, affecting the gastrointestinal tract digestion and absorption function, after eating food is not easy to digest and absorb, easy stool is not shaped. If you exclude physiological reasons such as food intake, you should consult a doctor in time, make a clear diagnosis under the guidance of a doctor and take reasonable treatments in combination with other symptoms and examinations.