The red color of the stool may be due to dietary factors, or it may be due to the bleeding of the stool caused by disease factors, showing different stool colors, which need to be distinguished according to diet and stool color and shape, the common causes are as follows: a. dietary factors patients may eat red fruits such as red dragon fruit, watermelon, and animal blood products, animal liver, etc., resulting in red stool, at this time no special treatment The next time the stool color can return to normal, stop eating the relevant food. Second, the stool bleeding 1, bright red blood: anal diseases, such as rectal polyps, hemorrhoids, anal fissures, rectal cancer, etc., can lead to fresh blood attached to the stool, bright red stool, then you should promptly go to the hospital, in gastroenterology and anorectal surgery, usually endoscopic treatment and surgery; 2, dark red blood: upper gastrointestinal bleeding, such as esophagus, stomach, duodenum or pancreatic-biliary lesions caused by bleeding, small bowel and proximal colon lesions can also cause bleeding, which can lead to dark red stools. Patients can apply acid suppressants, hemostatic drugs and other medications under the guidance of a doctor, and in severe cases, surgery is required; 3. Patients can take oral norfloxacin, safranin with montelukast, salicylic acid preparations and hormones under the guidance of a doctor to relieve symptoms.