Generally, you can eat fish glue after having surgery, but it is recommended to consume it after the gastrointestinal function has recovered after surgery. Fish glue is the dried product of fish swim bladder, which is a kind of functional fish protein. It is a functional fish protein. Fish glue is mainly high grade collagen and contains many vitamins as well as zinc, calcium and other trace elements. For those who have undergone surgery, fish glue can be consumed after surgery to facilitate the recovery of the organism and the healing of wounds. After the surgery, we should eat gradually, that is, after the gastrointestinal function begins to recover, eat a liquid diet, at this time you can make fish glue into soup and eat, and then switch to a semi-liquid diet, and then slowly transition to general food. All foods should not be eaten too much or too little, and should be appropriate so that the best effect of food can be achieved.