Stool three times a day may be a normal physiological phenomenon, or it may be caused by gastritis, gastrointestinal dysfunction, enteritis and other reasons. It can be treated with diet and medication. 1. Normal physiological phenomenon: under normal circumstances, the number of stools per day is one to three. Individual physique, dietary excess may lead to three times a day, which is a normal physiological phenomenon. It can be regulated by diet, to eat less cold, greasy, fried, barbecue and other foods, avoid overeating and abdominal cold. 2. Gastritis: Gastritis leads to indigestion, gastrointestinal peristalsis accelerated may occur three times a day. You can take omeprazole, bismuth potassium citrate and other drugs. 3. Gastrointestinal dysfunction: Gastrointestinal dysfunction can also lead to gastrointestinal peristalsis to accelerate the symptoms of three times a day. You can take Bifidobacterium breve, Bacillus licheniformis and other drugs. 4. enteritis: enteritis may lead to intestinal mucosal congestion, edema, the symptoms of three times a day stool. If it is bacterial enteritis, you can take Norfloxacin, Levofloxacin and other drugs. The above drugs are not recommended to take on their own, it is recommended to go to the hospital for further examination of gastroscopy, colonoscopy, blood test, stool routine and other items to find the cause, under the guidance of the doctor to use drugs.