Three hours after the wisdom tooth extraction, you can slowly start to eat some food, if you want to eat fish at this time can also. Fish is rich in protein, calcium, iron, zinc, vitamins and other trace elements, which are helpful for the healing of the wounds after wisdom tooth extraction. It also helps the body to replenish various nutritional elements, improve immunity and resistance, so that the wounds of the teeth can avoid inflammation as much as possible. However, you should pay attention to eating fish after wisdom tooth extraction, try to eat steamed fish, and stewed fish, fish soup, etc. Avoid eating baked fish, and spicy boiled fish, etc. These spicy and stimulating foods are not suitable after wisdom tooth extraction.