First of all, fish glue is a dried product of swim bladder, which is rich in colloid, so it is named fish glue, also known as fish belly flower glue. Of course, the rarer the species of fish, the better the effect of fish glue. So arowana gum is better than yellow gum. In fact, the best is hundreds of thousands or even more expensive. Choose the right fish glue. If you usually eat yellow gum, if you want to make up a little, you can use Arowana gum. The most nutritious way to eat fish glue is to stew soup. Fish glue can be mixed with pig's trotters, and the stew effect is particularly good. If necessary, you can prepare four fish glue, five red dates and a proper amount of ginger trotters. Soak the fish glue in advance and cut it into small pieces. Chop pig's trotters into pieces and blanch them with boiling water before taking them out. Put the cooked pig's trotters and fish glue into a stew pot, add red dates and ginger, add appropriate amount of water, stew together for three hours, and season with edible salt after stewing. Fish glue is the first choice for health preservation, and the quality of fish glue is mixed. How to choose fish glue is very important. The two brands with the best quality are Fulinmen and Tongrentang, both of which are fish glue salvaged from the deep sea. Among them, Fulinmen fish glue is the most affordable. Other brands of fish glue are mostly cultivated artificially, and the quality varies greatly. Purchase is not recommended.