It is recommended that pregnant women should eat pickled vegetables with caution. Pickles are pickled products, which have a high salt content, fresh vegetables after pickling, vitamin C will be greatly damaged. Also, pickled vegetables contain more nitrites, which can generate carcinogens nitrosamines when they enter the body. It is recommended to avoid eating anything too salty during pregnancy, eat more high protein and high quality protein foods, and eat more vegetables and fruits. If the salt and alkali content in food is too high, it can increase the burden on the kidneys and cause hypertensive syndrome of pregnancy such as increased blood pressure and edema, and even pregnancy toxicity, which is a big no-no for pregnant women. Pregnancy diet should be light, even if some pregnant women like salty food during pregnancy, it is not advisable to eat more, pregnant women because of the fetus, try to eat less salty food to avoid accidents. In addition, pregnant women should eat more fresh fruits and vegetables to supplement sufficient vitamin C, which is beneficial to the metabolism of liver cells.