The loose stools may be caused by improper diet, irritable bowel syndrome, ulcerative colitis and so on. 1. Improper diet: usually the diet is too greasy, drink too much water, etc., will make the intestinal tract indigestion or too much water, resulting in dilute stools not shaped sticky toilet. 2. Irritable bowel syndrome: When irritable bowel syndrome strikes, the intestinal tract will have hyperperistalsis, and the contents of the intestinal tract will be excreted under the rapid peristalsis of the intestinal tract, and the absorption function of the patient’s intestinal wall will also be damaged, and it is not possible to absorb the water in the intestinal lumen, so the feces that come out are thin and thick and stick to the toilet bowl. 3. Ulcerative colitis: the inflammatory reaction will stimulate the intestinal mucosa, resulting in excessive secretion of water and electrolytes, causing dilute stools, some intestinal fluids will also be discharged with the stool, resulting in unshapely stools sticking to the toilet. There are other causes of loose stools sticking to the toilet, if the symptoms persist or worsen, it is recommended to go to the hospital in time, under the guidance of the doctor’s treatment.