In the case of knife wounds, try not to eat spicy and stimulating food, because these foods are easy to get on fire after eating and can easily lead to inflammation of the wound, such as chili, onion, ginger, garlic, etc.. At the same time to eat less soy sauce, soy sauce after eating, may lead to the wound pigmentation, the wound will heal well than the normal skin to black, eat more fruit, rich in vitamins, supplement sugar. Sugar is the most basic nutrient in the body, can increase nutrition, nutrition to improve the wound can heal faster. If you have a wound, you need to go to the hospital regularly for a change of medication, the purpose of the change of medication is to check the wound healing, there is no inflammation and abscesses, etc., there is inflammation or abscesses to be dealt with in a timely manner.