Pregnant women should be cautious when consuming seafood, but it is not necessary to strictly prohibit seafood. In general, there are two reasons for pregnant women to eat seafood with caution, firstly, seafood contains mercury easily exceeded, the element of mercury has a negative impact on maternal health as well as fetal development, and secondly, seafood mostly carries bacteria, parasites and other pathogenic microorganisms, especially when eating seafood half raw or raw, after consumption is easy to cause gastroenteritis, parasitic diseases, etc.. The following is a list of several types of seafood not suitable for pregnant women, less than ten, but can indicate the consumption of seafood considerations: 1, high mercury seafood: such as sailfish, mackerel and square-headed fish, mercury accumulation in the body will affect the development of the fetal nervous system, it is recommended that pregnant women eat less or do not eat this type of seafood; 2, crab: although crab is high in nutritional value, rich in protein, calcium, zinc, etc., but Chinese medicine believes that crab is cold, easy to hurt the spleen and stomach The most important thing is that it is easy to consume too much of it, which can cause fetal movement and even the possibility of miscarriage. In addition, crab is a highly allergenic food, pregnant women are susceptible, allergic people are prone to induce or aggravate allergic reactions after consumption; 3, turtle: is a high-protein, cold, greasy food, such fatty and greasy food is generally not easy to digest, pregnant women may cause gastrointestinal discomfort after consumption of the phenomenon, the spleen and stomach weakness is not recommended to eat. In summary, gastrointestinal function and not allergic to seafood pregnant women can usually eat seafood in moderation, to ensure that low mercury, and cooked to very cooked, these two requirements apply to most seafood, moderate consumption will not generally cause abortion and other serious consequences.