1, colitis patients should have a regular diet, three meals a day to achieve regular quantification, but not excessive hunger, not overeating, which is conducive to intestinal digestive balance, to avoid the intestinal dysfunction due to uncontrolled diet. 2, colitis patients diet is best to light, easy to digest, less greasy as the basic principle, appropriate food: spleen food, yam, lentils, lotus heart, lily, red dates. Less cold drinks, less bloating food, such as watermelon, cantaloupe, leeks, onions, garlic, fried food, coffee, carbonated drinks, etc. 3, eat less high-fat food, so as not to aggravate the gastrointestinal burden because of its difficult to digest, such as eating less high-fat fast food. 4, avoid excessive alcohol consumption, this is the focus of attention. 5, do not consume too much fiber food every day, it is recommended not to choose foods containing more fiber, such as whole grain foods, as well as citrus, spinach, carrots, etc. 6, avoid allergic food, if you find yourself every time you have eaten a certain food, diarrhea and other reactions, be careful if this is allergic, you can choose other foods instead. In short, patients with colitis should be soft, easy to digest, rich in nutrients, have enough calories as the principle, to a small number of meals, supplement multivitamins. During acute attacks, the diet should be limited to non-crumbly semi-liquid, avoiding cold drinks, fruits, fibrous vegetables and other stimulating foods, even cow’s milk and dairy products.