Doctors advise pregnant women not to eat wild vegetables, because many properties of wild vegetables are unknown, in this case can not be sure whether this wild vegetable must be able to be used as food to eat, so every year there are phenomena of poisoning because of taking wild vegetables, so pregnant women should not eat wild vegetables indiscriminately. If a pregnant woman eats wild vegetables, there is a possibility that the wild vegetables are too cold on the side. After a pregnant woman with a weak spleen and stomach eats wild vegetables, she will easily have gastrointestinal reactions such as diarrhea, nausea and vomiting, which can cause severe fetal miscarriage. During pregnancy, doctors recommend that pregnant women should eat mainly common foods available in the market, eat more fresh vegetables, fruits, eggs, milk, meat, etc., to achieve a comprehensive, balanced and scientific nutrition, so that the best for the development of the fetus.