What is contraindicated in the post-operative diet of anal fissure (1) It is advisable to eat more light diet and drink more water. (2) It is advisable to eat more fresh fruits, with a cool taste, such as raw pears, sugar cane, bananas, water chestnuts, etc. (3) It is advisable to eat more fiber-rich food, such as green vegetables, wild rice, etc. (4) Avoid eating shrimp, crab and other seafood hair, fried, sizzling, fried goods are contraindicated. (5) Forbid to eat all spicy and stimulating food, such as wine, onion, chili, etc. Second, how to use food therapy for recuperation after anal fissure (1) sesame sauce mixed spinach: spinach 500 grams cooked, 50 grams of sesame sauce, soy sauce, ginger, monosodium glutamate moderate, cold to eat. (2) cold fresh lotus root: 100 grams of fresh lotus root, washed and sliced, add the appropriate amount of sugar maceration for a few moments and then can be eaten. (3) Sesame drink: sesame seeds are slightly fried, then grinded into powder after cold, and put into a bottle for use. Each time with 2 tablespoons of sesame seeds, sugar appropriate amount, boiled water to take. (4) Honey roasted fungus: 50 grams of white fungus, 30 grams of honey, first boil the white fungus with water, then add honey and dissolve, 1 bowl daily. (5) Bile and bean pills: 500 grams of pig bile and 500 grams of mung beans. Put the mung beans into the pig bile juice soaked, then put into the oven or new tile drying, research into powder, packed into capsules. Each capsule contains 0.4 grams of medicine. Take 3 capsules each time, 2 times a day, with warm water. Treat anal diseases in time to prevent the formation of ulcers and subcutaneous fistulas after infection, and treat intestinal diseases such as Crohn’s disease and ulcerative colitis in time to prevent complications of anal fissures. Maintain anal hygiene. Women should pay attention to hygiene during menstruation and should not participate in heavy physical labor. Pay attention to protecting the perineum when giving birth, and do not tear the perineum and anus. Prevent fissures of medical origin, such as: avoid rough force during anal examination such as anal finger diagnosis, anoscopy or other instruments to prevent damage to the anal canal causing anal fissures.