Fish maw is fish maw, a dried product of various types of fish swim bladders. In clinical practice, flower maw can nourish the kidneys and essence, nourish the tendons and veins, and is useful in treating spermatorrhea and spermatorrhea caused by kidney deficiency, as well as postpartum diseases in women. It is a very good food for correcting malnutrition, as it can nourish the kidneys and strengthen the body. Colla Corii As a daily application, it can often be used as an adjunctive treatment to improve the body’s functions and enhance the immunity of the body, which is of great benefit in resisting the invasion of viruses, bacteria and other pathogens.