Generally speaking, shrimp head contains a lot of protein, which is rich in nutrition. However, due to the serious pollution and leakage in the sea and rivers, and the dense blood vessels in the head of shrimp, the harmful substances absorbed by fish and shrimp mainly circulate through blood. Therefore, it is best to wash the blood before eating fish and shrimp, and it is best not to eat shrimp head, and to eat roe as little as possible.
Taboos for eating crayfish:
1, feed with clean water for 24 hours before cooking at home.
Experts say that when people cook crayfish at home, they must cook them thoroughly at high temperature, and whether they are cooked can be judged by observing whether the cross-sectional color of shrimps is consistent. It is suggested that before cooking, it must be fed with clear water for about 24 hours to let the shrimp spit out metabolites. In addition, it is necessary to wash the dirt on its body with a brush, and at the same time, the gut line that hides a lot of sediment and bacteria must also be removed, and then it should be thoroughly washed with clean water for 2-3 times.
2, allergic patients pay attention to shrimp is not edible for everyone.
Some patients with allergic diseases, such as bronchial asthma, recurrent allergic dermatitis, allergic diarrhea, etc., about 20% of patients can be provoked by eating shrimp. Therefore, it is clear that prawns who are allergic should not eat during the remission period and the attack period.
3. Never eat shrimp heads that accumulate toxins and pathogens.
"The head of crayfish must not be eaten." Experts remind that the head of crayfish absorbs and processes the most toxins, and it is also the most likely part to accumulate pathogenic bacteria and parasites.
In addition, when eating shrimp, you should be temperate. Don't eat too much at one time, because shrimp is a high-protein food, and some people with allergies will have allergic symptoms to crayfish, such as red spots and pimples. It is best not to eat crayfish. Crayfish is an aquatic product with high purine content, and gout patients should not eat it.