Although silver carp is rich in nutrients, it is not suitable for many patients. For example, patients with cold and fever, scabies, nameless swelling, itchy skin disease, red eyes and swelling, oral ulcer, constipation and lupus erythematosus can't eat silver carp. Patients with hyperthyroidism should not eat silver carp, which will lead to increased inflammation; Silver carp has many thorns and is very small, which is particularly troublesome to eat; The average family can't do well, and the wedding banquet is not needed, so there are fewer people to eat; Silver carp will taste bad if it is not cooked well.