In general, after gastrectomy surgery, if there is no obvious abnormal condition, usually about 3 days after the operation can eat liquid food, then semi-liquid, normal diet in order of progression. 1. Fluid food: Generally, patients will be able to eat fluid food after intestinal gas (that is, farting) about 3 days after the operation, and it is recommended to eat less and more meals to avoid stimulating my stomach. 2. Semi-liquid food: when the patient’s surgical incision recovery to a certain extent, about one week after surgery, you can eat some appropriate semi-liquid food. Such as thin rice, porridge, etc., but also can be appropriate to increase the amount of food. 3. Normal diet: about two weeks after surgery, most patients can slowly transition to a normal diet. To summarize, gastrectomy patients should strengthen the postoperative care, step by step, if there are any obvious symptoms of discomfort, they should go to the hospital in time for treatment.