After splenectomy, it is best to tonify the spleen by regulating it in two ways: diet and lifestyle. 1. Diet: Eat more protein-rich foods that can break down amino acids in the body, such as beef, chicken, fish, etc., which can promote the repair of the spleen; also eat more vitamin-containing foods, such as fresh fruits and vegetables. Avoid eating some nitrite-rich foods such as air-dried ham, bacon, etc. Alcohol is prohibited. 2. Lifestyle habits: appropriate physical exercise, such as walking, jogging, swimming, climbing and other outdoor sports, enhance the body’s immunity; postoperative to prevent infection, reduce complications, pay attention to warmth, ensure adequate sleep, avoid overwork. After splenectomy, patients should maintain a calm mind, avoid emotional excitement, and carry out postoperative conditioning with the help of the doctor’s guidance.