Catfish is a common and edible fish. Because catfish's thorns are not particularly many, and their taste is relatively fresh, nutrition is also very rich, especially the protein and minerals, so they are welcomed by many people, as food is more appropriate. Catfish itself is not poisonous, but when eating, we need to pay attention to some problems. Catfish is a kind of hair, so it is not suitable for people with weak constitution and bad skin. It can be eaten in moderation, but not too much.
The above has been introduced, catfish itself is not poisonous. Even so, catfish roe is poisonous. If humans eat it, it may also lead to poisoning, sometimes with serious symptoms. Specifically, people with different constitutions react differently to this poison. Some people have mild symptoms, such as vomiting and abdominal pain; Some people have more severe reactions, such as breathing difficulties, and may even lead to more serious symptoms such as paralysis. In fact, many fish roe are toxic, even if they are non-toxic, but fish roe is a place with more heavy metal residues, which is harmful to human body.
Therefore, when eating catfish, you need to treat the roe. You can remove the roe directly, if you want to eat the roe, you can only remove the impurities in the roe, these impurities are toxic, and then the roe can be eaten. When choosing catfish, you also have to choose high-quality catfish, otherwise catfish will accumulate a lot of harmful substances to human body.
