Pregnant women can eat pickled fish in moderation in the early stages of pregnancy mainly because of the following points: 1. pickled fish contains certain nutritional value, the fish is rich in protein, which can improve immunity. 2. fish contains vitamin A, which is a good aid to the development of the fetus’ retina. 3. fish contains DHA, which helps the fetus’ brain nerve development. 4. The company’s main business is to promote the development of the fetus. 5, sauerkraut fish can improve the appetite of pregnant women, after pregnancy, there is no appetite for early pregnancy, moderate amount of eating sauerkraut fish can help increase appetite, but note that sauerkraut is a pickled food, so pregnant women can not eat more.