Crayfish belongs to hair, so be careful when eating.
Crayfish is hair, which is easy to cause allergies. Crayfish is a thing of the wind. Fish, shrimp, shellfish and other foods with strong fishy smell can easily lead to excessive yang in the human body, leading to virtual fire in the body. When these foods are "sexual", they are harmful to the wind, which causes people to be disturbed by virtual fire, helps to produce external Dan and internal poison, and causes skin, surgical ulcers, strokes, dizziness, convulsions, arthralgia syndrome, etc. When they are "food-loving", they will benefit from nourishing the yang and warming the body.
Generally speaking, seafood products are all hair products, mainly including hairtail, yellow croaker, pomfret, mussel, shrimp, crab and other aquatic products. Most of these foods are salty and fishy, which is easy to induce allergic diseases such as asthma and urticaria for people who are allergic to the constitution, and at the same time, it is also easy to promote skin diseases such as sores and swelling.