1, avoid drinking tea water: avoid drinking tea water when eating crabs and within 1 hour after eating crabs. Because boiling water will dilute gastric acid, tea will solidify some components of crab, which is not conducive to digestion and absorption.

2. Avoid eating persimmons: Do not mix crabs with persimmons, because tannic acid and other ingredients in persimmons will solidify the meat protein in crabs, which may cause adverse reactions such as vomiting, abdominal pain and diarrhea.

Extended data

Nutrient composition of crab: per100g, the edible part of crab contains protein17.5g, fat 2.8g, phosphorus182mg, calcium126mg, iron 2.8mg and abundant vitamins A and B 1.

Taking Scylla serrata as an example, the nutritional components were analyzed. The components of Scylla serrata are rich in protein, among which the content of female gonad is as high as 30.98%, ranking the highest in fresh protein. The protein amino acids of Scylla serrata are complete, and the score of essential amino acids is 84.23 ~ 93.58.

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