1 Avoid spicy food, such as pepper, onion, ginger, leek, garlic, coriander, pepper and onion. It not only contributes to internal heat, but also easily stimulates mucosa when passing through the digestive tract, which will also aggravate the symptoms of anal pain and bloody stool in patients with anal fissure.

2 Avoid fatty, sweet and sticky foods, which mainly refer to pork belly, animal skin and animal liver. Foods with low dietary fiber content and high fat and protein content are not easy to digest, and eating too much will easily aggravate constipation in patients with anal fissure.

3 Avoid warm food. Warm food, such as mutton, beef, dog meat, velvet antler, ginseng, etc. , it will encourage heat toxicity and stimulate the expansion of inflammation. Patients with anal fissure should not eat during severe symptoms.

4 avoid fragrant food fragrant food mainly refers to fried and baked food, such as potato chips, biscuits, pizza, fried chicken, fried dough sticks and so on. Although the taste is crispy, the nutrient loss is serious and it is easy to get angry, which will aggravate the symptoms of constipation and bloody stool in patients with anal fissure.