You can eat beef after anal fistula surgery. After the operation of anal fistula, the body becomes very weak, plus some pus and blood exudation, will make people become thin, body resistance decreased, you can eat more beef, because beef is rich in protein, its amino acid composition is closer to the needs of the human body, eat more beef can improve the body’s ability to resist disease, and can promote the growth of muscle, in replenishing blood loss and repair tissue The effect is particularly good. Eating a lot of beef can promote the repair of damaged tissues of anal fistula, can promote the growth of wounded granulation tissue, and can be a blood tonic, enhance the body’s immunity and improve the body’s ability to resist viruses. Beef also has a warming effect on the stomach because it is rich in crude fiber and vitamin B6, and adding vitamins to the diet will promote protein metabolism and synthesis, and it contains more potassium and low fatty acids, which can counteract tissue damage after anal fistula surgery. And beef also has a lot of zinc and magnesium plasma, which can synthesize protein, promote muscle growth, increase muscle strength and can enhance the contraction of the anal sphincter. Patients with post-operative anal fistula can eat beef.