The most important thing is that it is a good idea to avoid the following diseases: 1) gout and kidney disease: the purine content of crucian carp is relatively high, if the gout patients consume too much purine during the attack period, it will lead to the increase of uric acid in the body. If you consume too much high purine food, it can also trigger stone attack. The content of potassium in crucian carp is also high, and it will increase the burden of kidneys when consumed by kidney failure patients; 2, seafood allergic people: seafood allergic people also tend to cause allergy after consuming crucian carp, which may lead to itchy skin, red rash and other symptoms, and serious cases may lead to anaphylaxis; 3, bleeding disease people: such as hemophilia, allergic purpura, vitamin C deficiency, etc., because crucian carp contains eicosapentaenoic acid, which can It can inhibit platelet agglutination, anti-thrombosis, etc., which may aggravate the condition of patients with bleeding disorders. The above is just a list of people who are not recommended to eat crucian carp, for those who are suffering from diseases, you can consult your doctor before consuming crucian carp to avoid blindly consuming it to cause discomfort.