It is not possible to eat hairy crabs after a cold. You can’t eat high-protein food after a cold. Generally speaking, after a cold, the patient’s gastrointestinal function will be reduced and it is not easy to digest and absorb fat. When the gastrointestinal function is dysfunctional, undigested eggs, meat, fish, shrimp, crabs and other high protein can enter the body through the damaged gastrointestinal mucosa and induce certain allergic diseases. Try to eat light foods after a cold. Crab is a fishy food that produces phlegm, so you can’t eat hairy crabs. You can eat light foods, drink more water, and eat more vegetables and fruits.