Pregnant women can eat fern root powder, which contains a lot of trace elements, such as iron, selenium, calcium, etc. It can prevent the lack of trace elements during pregnancy and help the baby develop. In addition, iron deficiency anemia is easy to occur during pregnancy, eating fern root powder can prevent anemia during pregnancy. It is better to have regular blood tests during pregnancy. If the anemia is serious, you can reasonably take gum to replenish blood, and it is also recommended to eat more blood-supplementing foods, such as pig liver and egg yolk. It is also recommended to eat more foods high in folic acid, such as spinach, tomatoes, carrots, pomegranates, grapes, etc. Folic acid can replenish blood and also prevent fetal malformations. It is best not to be exposed to X-rays during pregnancy, and not to take drugs indiscriminately during pregnancy to avoid causing fetal malformations.