Can you eat a crab just after it dies, can you eat a dead crab hairy crab

Don't eat it, dead crabs contain a lot of harmful substances, and eating them will seriously damage your health, so it's best not to eat dead crabs.

Crabs also contain more histidine, which is easy to decompose and can produce histamine and histamine-like substances under the action of decarboxylase. Especially when the crab dies, the histidine decomposes more rapidly, the longer the crab dies, the more histamine accumulates in the body, and when histamine accumulates to a certain amount, eating it will cause poisoning.

Dead crabs contain a high level of toxic substances, so you can't buy and eat dead crabs for ** or other reasons. When buying crabs, try to buy live crabs, and pay attention to the selection method of live crabs. In addition, it is also necessary to pay attention to the people who avoid eating crabs, not everyone is suitable for eating crabs.

Yes, but only after an hour. It is best not to consume it.

Dead crabs and hairy crabs cannot be eaten. Dead crabs produce large amounts of histamine in their bodies. Histamine poisoning occurs when humans eat dead crabs. Because histamine is an allergic poison, it can also be said to be allergic food poisoning.

People who are allergic to histamine can cause a reaction even if they take a bite. For example, after eating a dead crab for 10 minutes and 3 hours, symptoms will appear, such as redness of the cheeks, flushing of the chest and the whole body, and conjunctival hyperemia of the eyes, as well as headache, dizziness, chest tightness, general fatigue and irritability.

Precautions for eating crabs:The dietary guidelines for Chinese residents recommend that each person consume 40 grams and 75 grams of aquatic products per day, so do not eat more than one crab per day. People with allergies, hyperuricemia or gout, pregnant women, the elderly, children, and the infirm should eat less or no crabs.

The above content refers to People's Daily Online - Why can't dead crabs be eaten.

Dead crabs are not allowed to be eaten, dead crabs contain a large number of bacteria in their bodies, and after eating, they may cause gastroenteritis and even other diseases, so it is not recommended to eat them.

No. Once the hairy crab dies, the bacteria in the body will multiply in large numbers and quickly decompose the crab meat, and hidoxic acid will break down to produce histamine. Histamine is a toxic substance.

With the prolongation of the time of death, the crab body accumulates more and more histamine, and the poisonous gas becomes larger and larger, even after the crab is cooked, this toxin is not easy to be carried by Chunzen Sun Sen, so it is not recommended to eat. <

No. Once the hairy crab dies, the bacteria in the body will multiply in large numbers and quickly decompose the crab meat, and hidoxic acid will break down to produce histamine. Histamine is a toxic substance.

As the time of death prolongs, the crab body accumulates more and more fustistamine, and the poisonous gas becomes more and more powerful, even if the crab is cooked, this toxin is not easy to break, so it is not recommended to eat.

No.

Hairy crab is a very high protein content of food, generally hairy crab dying or has died state, bacteria will breed in large quantities, it is easy to deteriorate, it is not recommended to use, it is recommended to maintain a good life and rest, eat more fresh vegetables and fruits, people with allergies, eat less seafood food so as not to cause ** allergies or aggravate the condition, usually you can eat more other high-protein foods, such as fish, eggs, to avoid overeating.

How to buy hairy crabs

Look at the lines. There will be some fine lines on the white shell of the crab's belly, and when facing these lines, the deeper it is, the fatter the crab will be.

Pinch it. Press the belly of the crab with your hand and feel whether the abdomen is soft or hard, if it is soft, it proves that there is not much in the crab's abdomen.

Look at the belly. There are two kinds of crabs: male crabs and female crabs, the shape of the belly of the male crab is hairy, and the shape of the belly of the female crab is triangular.

Hairy crabs within two hours of death can be eaten, and hairy crabs that have been dead for more than two hours are not recommended to eat.

The number of bacteria in the body of the newly dead crab is not large, and after high-temperature cooking, it can effectively kill the parasites and bacteria in the crab without causing excessive effects on the human body. However, dead crabs that last more than two hours will breed a large number of heat-resistant bacteria, and heat cannot completely kill them, and may cause abdominal pain and diarrhea after ingestion into the human body.

Nutritional value of hairy crabs:How to save hairy crabs so that they don't die:1. If you don't eat the crab in time, you can tie the crab and apply it to the surface with a wet paper towel, and then put it in the refrigerator.

The temperature of the refrigerator is about 5-10.

Answer dear, hello, I can't eat it. When a crab is dying or dead, the hidooxyacids in the crab's body break down to produce histamine. Histamine is a toxic substance, with the prolongation of death time, the crab body accumulates more and more histamine, and the poisonous gas is getting bigger and bigger, even if the crab is cooked, this toxin is not easy to destroy.

It is the right time to eat crabs in autumn and winter, but experts warn that crabs that have just died or are about to die should not be eaten.

Crabs are different from fish, even if the fish is dead, as long as the meat has not deteriorated, it can still be eaten under normal circumstances. But the crab is completely different, it is an omnivore that likes to eat the rotting carcasses of animals and plants, with a large number of bacteria and viruses. The metabolism of live crabs can compete with microorganisms and inhibit their reproduction; After the crab dies, the microorganisms will use its rich nutrients to multiply rapidly, causing the crab to spoil and produce a variety of toxins.

Food poisoning symptoms such as fever, vomiting, abdominal pain, and diarrhea may occur after eating.

In addition, crab meat also contains a type of histidine, which turns into histamine when the crab dies. Histamine is a sensitizing substance, which can dilate blood vessels, resulting in allergic symptoms such as **, mucosal congestion and edema, urticaria, nasal congestion, runny nose, bronchial asthma, nausea and vomiting, abdominal pain and diarrhea, and in severe cases, circulatory collapse. The crab is about to die or has just died, its inhibition ability is reduced, and this histamine and toxin will be produced, so you must not think that the crab is not dead or has just died and can still be eaten.

Hairy crabs are reluctant to throw away when they just die, can they still eat them? After reading it, I quickly threw it away.