Crab is one of the aquatic products, and it is also an animal that people prefer to eat. However, among the live crabs that have just been bought, occasionally one or two crabs die. Then the problem arises. Can dead crabs still be eaten?

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Can crabs be eaten even if they are dead? 01

You cannot eat it because crab is an animal, so after it dies, the protein in its body will be converted into toxic protein. Eating toxic protein will put human life in danger.

What are the dangers of dead crabs? 01

First of all, the crab itself is a scavenger. There are many viruses and bacteria in the things it eats. So after the crab dies, the viruses in its body will start to multiply in large quantities, so it will The crab itself produces a large amount of toxins.

02

When catching crabs, the crab's instinct to break free will cause an increase in lactic acid in the body, and bacteria will also take this opportunity to spread into the crab's meat. Some people who consume it may experience vomiting and diarrhea.

How to identify dead crabs? 01

First pick up the crab and touch its eyes with your hands. If it still blinks, it means the crab is still alive.

02

First fill half a plate of water, and then put the crab into the basin. Carefully observe whether the crab will spit bubbles at the mouth. If so, it means it is still alive.

03

Another direct method is to touch the crab's claw directly with your hand. If it bends quickly, it proves that the crab is still alive.

04

Finally, you can also untie the crab that was originally tied up to see if it can crawl. If it is crawling, it means that the crab is still alive and well. Very fierce.

What will happen if you eat dead crabs? 01

As mentioned above, once a crab dies, a large amount of toxins will be produced in the body, and these toxins may cause vomiting and diarrhea in people who eat it.

02

In fact, there are many hidden toxins in the body of dead crabs, such as histidine, and histidine is a substance that is relatively easy to decompose. When containing histidine, it is likely to cause poisoning to those who consume it.

03

Among all the toxins in dead crabs, there is also some ammonia, which is also a substance that can cause harm to human health. Eating it is likely to cause nausea and Abdominal pain, in severe cases, may lead to dehydration or even shock.

Can you eat crabs that have been left overnight? 01

It is best not to eat dead crabs, whether overnight or not. As for live crabs, they can still be eaten after being cooked, and cooked crabs that have been cooked overnight can also be eaten. However, if they are cooked crabs that have been stored for too long, it is recommended not to eat them again, because eating them after being stored for too long is still It is very likely to cause human poisoning.

02

If you can’t finish the crab tonight, it is recommended to store it in the refrigerator and wait for consumption the next day, but it is best not to store it for more than two days.