4 parts on the fish displayed on the tray of rice, everyone competes to eat but 'extremely poisonous', being careful not to receive the disease

Fish skin

Fish skin is also easy to absorb mercury only after the fish's brain. The longer the fish is, the higher the accumulation of mercury.

However, the fish skin is not so much, if it is accumulated, it is only a very small amount. However, you should still limit your intake moderately. Black in the belly of the fish

The black membrane in the fish's abdomen is actually the peritoneum inside the fish, which plays a role in protecting internal organs and lubricating. This is where the pigment cells in fish are deposited so it is black and edible.

Fish skin is easily contaminated with lead and mercury

Fish guts

According to Dr. Ninh, fish intestines are the dirtiest part. The reason is that fish live in the water so it is easy to be infected with toxins and microorganisms living in water or parasites such as trematode eggs, worm eggs and helminths. Eating intestinal fish contaminated with parasites can be harmful to the liver and some other organs. In particular, fish are species that eat impurities. These foods go through the mouth and lie in the gut.

Fish intestines are the favorite food of many people. Therefore, it is advisable to choose edible and carefully processed fish intestines. Before cooking, thoroughly wash with salt, cook, avoid the risk of parasitic diseases.

The fish has many bacteria that should be removed

Honey

Honey provides enzymes, enzymes, but also contains a lot of toxins such as tetrodotoxin, which affects the nervous system causing fatigue, respiratory failure, and behavioral disorders. Eating fish bile can be poisoned, septic shock, acute bleeding.

Many people use fish bile to brew wine like bile, very dangerous, can cause death. Therefore, when processing should avoid breaking the fish bile, avoid the fish bile to shoot into the eyes.

Fish brain

Fish brain contains many unsaturated fatty acids and phosphorus lipids. These substances are beneficial for brain development in young children, while supporting the treatment of dementia in the elderly. Fish eyes contain a lot of vitamin B1, unsaturated fatty acids like docosahexenoic acid, eicosapentaenoic acid, can enhance memory and thinking ability, reduce cholesterol in the body.

However, you should not eat the brains and eyes of bottom-layer fish because of the risk of heavy metal poisoning, including mercury.