When eating, make sure to eat enough protein, such as lean meat, chicken, fish, eggs, beans, etc., and also eat some starchy substances, such as noodles, rice, potatoes, etc. Protein and starch are important substances for generating energy and regenerating skin, muscles and bones. They can also help patients strengthen their physique, stimulate the circulatory system, and make the body's repair function work normally. Fresh fruits and vegetables are also very beneficial things. They are rich in plant fiber, which is good for preventing postoperative constipation. Vitamin C, β -carotene and other essential nutrients have a good effect on wound repair. If you have a bad appetite, you can try eating five meals a day. Eat some fruit between meals, even if there is only half an apple, or add some vegetables at lunch or dinner. In the afternoon, you can also drink some homemade soups, such as Korean miso soup, assorted vegetable soup, mushroom corn soup and so on. Replenish your strength between meals. Patients can also keep some chocolates and nuts, and eat a little at rest, which can also provide energy for the body. Finally, re-intake of mineral zinc will accelerate wound healing. Therefore, zinc sulfate or zinc gluconate 13 times a day, 200220 mg each time. At the same time, it is suggested to supplement 10 microgram of vitamin D, especially for the elderly with low vitamin D content in the body, which is also beneficial to wound healing.

Avoid spicy and irritating food, avoid greasy food, eat more foods rich in vitamins and collagen, do not touch water, pay attention to hygiene and avoid infection.