Eating walnuts during pregnancy can promote fetal growth and development, but should be in moderation. Walnuts are common food in life, rich in vitamins, proteins, fats, and a variety of minerals and other nutrients, pregnant women eat walnuts in moderation during pregnancy, helps to help supplement the nutrition, adequate nutrition to help promote the growth and development of the fetus. However, attention should be paid to the amount of food, walnuts contain more protein and oil, overconsumption may cause blood sugar, elevated blood lipids is unfavorable to the health of pregnant women. Pregnant women during pregnancy should pay attention to maintain a balanced diet, only a balanced diet can help promote the healthy growth of the fetus. Pregnant women are advised to seek medical advice as soon as possible if they experience any special discomfort during pregnancy.