The function of fish bile is similar to that of human beings, and it also secretes bile for digestion. Bile in most river fish bile is toxic, which is more toxic than arsenic. Once taken by mistake, it is likely to damage the liver and kidney, leading to liver and kidney necrosis. In addition, fish bile poisoning may also have toxic effects on human brain cells, nervous system and cardiovascular system.

In the process of slaughter, fish gall and other internal organs are removed from fish bought in the general market. However, if you kill fish yourself, you must be very careful. Fish gall must be removed. Try not to break the fish gall. Even if it is broken, wash the fish thoroughly to avoid the harm of fish gall to the body.

Extended data

Fish parts that can't be eaten more:

1, fish brain: In fact, the highest mercury content in fish is the fish head. If you eat fish in polluted water, the fish head is a bad place. If the mercury in the human body exceeds the standard, it is likely to induce mercury poisoning, especially in children.

Although you can't eat more fish heads, if the fish heads are small and the growing environment is clean, you can eat some appropriately.

2. Fish skin: Fish skin is also a part rich in heavy metals. The mercury content in fish skin tends to increase and accumulate with the growth of fish. The older a fish is, the more mercury it has in its skin. If you especially like to eat fish skin, you should control it, but for the average person, eating fish skin in moderation will not cause much problem.

In addition, the mercury content of some fish is relatively low, such as sea bass, swordfish, tuna and swordfish. If you prefer to eat fish skin, you can choose the skin of these fish to eat.

3, abdominal black film: On the inner wall of the fish belly, there is a layer of black film, which is also called the fish belly black film. The black membrane of fish abdomen has a protective effect on fish abdomen, which can prevent harmful substances in fish viscera from infiltrating into muscles. However, the black film of fish belly is also a gathering place of toxic substances. So before eating, be sure to take it out and use it again, otherwise it will be easily poisoned.

People's Network-Never eat fish in this place, it is more poisonous than arsenic!