There are no special contraindications in the diet of lung cancer patients after surgery, they can eat more fresh fruits and vegetables, don’t eat spicy food, don’t eat pickled food, and supplement chicken, duck, fish, meat, eggs and other fine protein food appropriately, which can be well absorbed by cancer patients and supplement the body needs of cancer patients. After cancer patients have undergone surgery, the trauma to the body needs a period of time to recover, so the diet should pay attention to strengthen the patient’s nutrition, especially to eat food rich in dietary fiber, drink more milk.