Maternity can eat crayfish in moderation. Crayfish contains protein, calcium, selenium and other trace elements, the mother can eat a moderate amount of crayfish, can replenish protein, so that the milk nutrient-rich. But need to be careful not to eat too much, so as not to stimulate maternal gastrointestinal discomfort and affect the milk. In addition, crayfish itself will have some bacteria and parasites present, in addition to more cleaning, but also cooked thoroughly to avoid bacterial and parasitic infections, affecting the body recovery and baby health. Pregnant women during pregnancy to eat more food rich in protein, such as eggs, pork lean meat, soy products, milk and so on. It is also necessary to properly supplement shrimp, fish, pork liver, oats, walnuts, peanuts and other foods, eat more fresh vegetables and fruits, to ensure that the intake of food nutritional balance, to avoid single nutrition. During pregnancy, pay attention to more rest, at the same time should relax, avoid tension, anxiety, any discomfort should be timely to the hospital, by the doctor to clarify the diagnosis, and cooperate with the doctor to deal with the symptoms.