An anal fissure can be a source of intense discomfort and pain. The treatment of these fissures centers around a balanced diet that promotes a healthy digestive tract. Over 90 percent of anal fissures heal without surgery, according to the american society of colon & rectal surgeons. Diet for anal fissure what to eat and avoid anal fissure diet is an effective way to treat pain and discomfort. Eat more fiber rich foods and keep good bowel habits to prevent future problems. F youre constipated, passing large, hard, or dry stools can cause an anal fissure. To help prevent constipation, get 20 to 35 grams of fiber per day and drink plenty of fluids. An anal fissure is a break or tear in the skin of the anal canal. Anal fissures may be noticed by bright red anal bleeding on toilet paper and undergarments, or sometimes in the toilet. If acute they are painful after defecation, but with chronic fissures, pain intensity often reduces. Anal fissures usually extend from the anal opening and are usually located posteriorly in the midline. Treatment at home for uncomplicated anal fissures can include eating more fiber, using stool softeners, drinking more water, using sitz baths, and using a local anesthetic to decrease pain. An anal fissure is like a paper cut that most people have had at one time or another. The only difference is that unlike the paper cut between two fingers, the anal fissure is a cut or tear of the anal opening. If you have an anal fissure, foods to avoid are spicy foods, popcorn, nuts, and fast or processed foods. Once you have an anal fissure, youll definitely want to avoid getting another one, so follow these simple steps. Get plenty of fiber if youre constipated , passing large, hard, or dry stools can.