Blood in stool in ulcerative colitis can be eaten with easily digestible food, such as millet porridge, rice porridge, dairy products, egg custard and other foods, and also need to apply medication such as mesalazine. Ulcerative colitis blood in stool diet should pay attention to easy to digest, light food to eat, such as millet porridge, rice porridge, dairy products, egg custard, fish soup, lean meat porridge, etc., these foods contain a certain amount of nutritional value, will not cause stimulation of the intestinal mucosa, a small amount of time to eat, do not eat spicy, coarse fiber food. Ulcerative colitis blood in stool also needs to be treated with medication, such as mesalazine, salazosulfapyridine, azathioprine, montelukast and other drugs. Ulcerative colitis, blood in the stool, it is recommended to consult a doctor in time under the guidance of a physician to use medication, so as not to miss the condition.