Early pregnancy should pay attention to supplement folic acid and vitamin B6, mid and late pregnancy need more nutrients, should be supplemented with calcium, iron, vitamin D, vitamin A and so on, you can eat more fresh vegetables, such as spinach and so on. 1. Early pregnancy: The fetus grows slowly in early pregnancy and needs less nutrients, so it is enough to adopt a normal person’s diet, but the pregnant woman will have an early pregnancy reaction, so she should eat less and more often, and she should pay attention to supplementing folic acid and vitamin B6, which can prevent fetal neural tube deformity and pregnancy vomiting in pregnant women. 2. Middle and late pregnancy: the rapid growth and development of the fetus at this stage, so pregnant women should be more intake of high-quality protein, but also should eat more calcium, iron, vitamin D, vitamin B, vitamin A and other foods, such as kelp, spinach, lettuce, milk and so on. Reasonable nutrition during pregnancy is crucial to the health of both the pregnant woman and the fetus, so reasonable nutrition should be ensured, but over-nutrition should also be avoided. Pregnant women are advised to undergo regular checkups to ensure the health of the fetus. During pregnancy, pay attention to rest more, at the same time should relax, avoid tension, anxiety, any discomfort should be timely to the hospital, by the doctor to clarify the diagnosis, and cooperate with the doctor to deal with the symptoms.