Foamy stools are associated with cold, indigestion, and enteritis. Under normal circumstances, the human body will excrete yellow, banana-shaped stool once a day, such as the discovery of foamy bowel movements, consider the intake of excessive carbohydrates related. Diet often eat cereals, potatoes, such as sweet potatoes, taro, yams, food intake after the gastrointestinal tract is not easy to digest, will produce more gas, some patients with weak spleen and stomach will appear foamy stools. Patients with a weak abdominal wall who do not pay attention to local cold protection and warmth will cause the abdomen to get cold, and foam will be produced when the coliform bacteria inside the intestine decompose sugars, and diarrhea and foam will occur. If there is poor digestion in the body, the excessive fermentation of food in the intestinal cavity due to an unbalanced diet and frequent consumption of sugar and starchy foods can cause frothy stools. Poor dietary habits can lead to inflammation in the intestinal area, and the intestines cannot absorb the nutrients inside the food after intake, and the intestines will peristaltic quickly, and the rapid excretion of fermented food will also cause such performance.