Whether patients can drink soy milk treatment after surgery, based on the type of surgery and the different conditions of the patient’s post-surgery recovery to objectively analyze. First, if the patient should be carried out superficial surgery, such as finger pus line abscess incision drainage, varicose veins of the lower limbs line varicose vein stripping, this type of surgery operation is relatively simple, did not cause gastrointestinal function is impaired, the patient can drink soya bean milk after the operation, not only can promote the healing of the incision, but also can replenish the energy and nutrients. Second, if the patient for intra-abdominal surgery, such as splenic rupture line splenectomy, acute suppurative appendicitis line appendectomy, gastrointestinal perforation line perforation repair, etc., in this case, the patient often need 3-5 days after the operation, gastrointestinal function is gradually recovered, too early to drink soya bean milk will cause abdominal pain, abdominal distension of the patient’s symptoms, not only not be able to absorb the nutrients, on the contrary, it will affect the patient’s condition recovery.