Pregnant women are advised not to eat beer crayfish to avoid adverse effects on the fetus. Beer crawfish generally refers to crawfish boiled in beer, for the general public, this is a relatively safe food, but for pregnant women may belong to the unsafe food. Although beer is a relatively low degree of alcohol, in the process of making crawfish, beer after boiling, alcohol volatilization, but it is difficult to ensure that the crawfish in the alcohol has been completely volatilized clean, alcohol may cause adverse effects on the fetus. If pregnant women especially like to eat crayfish, you can eat the use of ordinary water boiled crayfish, so you can avoid the adverse effects of alcohol.