Bone replacement surgery is a very big surgery in orthopedics, and the surgery is a big trauma for patients, so they need to eat high nutrition food for body recovery after surgery. It is recommended that patients eat a high protein diet after surgery, and eat more milk, fish and shrimp, eggs, soy products and other foods to supplement the body’s protein needs. Also eat more food with high calcium content, eat more fresh fruits and vegetables to replenish the vitamins and minerals needed by the body, eat less greasy, high sugar and high salt food, prohibit drinking, prohibit smoking, do not eat fatty meat, cream, dumplings, bacon, bacon, do not eat spicy, stimulating food, comprehensive conditioning, high nutrition, high protein diet, and restore their physical fitness as soon as possible.