Dead crabs produce large amounts of histamine in their bodies. People who consume dead crabs can develop histamine poisoning. Because histamine is an allergic poison, it can also be called allergic food poisoning. Don't think it doesn't matter if you eat just a little bit of dead crab meat.

People who are allergic to histamine can have a reaction to even one bite. For example, symptoms such as flushed cheeks, flushed skin and conjunctival congestion on the chest as well as all over the body, as well as headache, dizziness, chest tightness, generalized weakness and irritability can occur within 10 minutes to three hours of eating dead crabs.?

Dead crabs should never be eaten. Because dead crabs another important cause of poisoning is bacterial infection. Generally speaking, wild river crabs do not live in the same environment as artificial and marine crabs, and once they die, bacteria inside and outside the body will multiply, decompose the crab meat, and produce toxins. Relatively speaking, the risk of bacterial infection is higher, and people are more likely to develop bacterial infection after consumption.

Expanded information:

Eating crab precautions:

1, crab should not be eaten with fruit?

Crab meat is mainly composed of protein, but also contains calcium, phosphorus, iron and vitamin A and so on. Therefore, not only the flavor is delicious, but also rich in nutrients. But if you eat with fruit, it is easy to combine with the ellagic acid contained in the fruit to form ellagic acid protein, not easy to digest, aggravate the burden on the stomach and intestines, there will be diarrhea and other symptoms. Therefore, after eating crabs do not eat fruit immediately, especially persimmons and other fruits containing high tannin.

2, crab avoid eating with yogurt?

Crab is cold food, itself easy to cause diarrhea, and yogurt is rich in lactobacilli, there is to accelerate the role of gastrointestinal peristalsis, therefore, yogurt and crab at the same time to eat, especially for the spleen and stomach cold people are more likely to have diarrhea.

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