After stomach surgery, people can start with drinking warm water, and after there is no choking and other uncomfortable symptoms, they can eat some thin gruel and rice paste food appropriately. Because of the individual differences of each person, it is recommended to eat reasonably under the guidance of the doctor. Generally speaking, people need to fast first after stomach surgery, and after the condition allows, they can start with drinking water, fruit juice and other liquids. When people have no uncomfortable symptoms, gradually transition to dilute rice, rice paste, noodles and other easily digestible food, two to three weeks later, gradually eat rice and other foods. In addition, people after the operation need to supplement nutrition, after the situation permits, you can eat fish, meat puree and other foods rich in high-quality protein.