Nutrition is needed in early pregnancy. Early pregnancy is crucial for the formation of important fetal organs such as the heart and brain, at this time pregnant women need to provide adequate nutrition for the fetus to prevent malnutrition or spontaneous abortion. Pregnant women in early pregnancy need timely intake of folic acid, can eat more folic acid-rich foods such as spinach, or buy folic acid supplementation drugs, folic acid can prevent fetal malformations or megaloblastic anemia and other diseases. At the same time, because some pregnant women in the early stages of pregnancy there is pregnancy vomiting, timely supplementation can prevent pregnant women from overconsumption caused by malnutrition. It is recommended that pregnant women eat more healthy food, such as vegetables, fruits, fish, etc., and pay attention to timely obstetric examination. If malnutrition occurs, timely supplementation of relevant nutrients is needed. In case of overweight or gestational diabetes, diet control is needed.