Drinking pure milk during pregnancy is beneficial to the development of the fetus. Milk contains vitamin B12 and calcium and phosphorus and other minerals, for the needs of the fetus during pregnancy has a complementary effect on the development of the fetus is beneficial to the development of the fetus, so moderate consumption of fetal development is beneficial to the development of the fetus, but too much to drink will affect the absorption of iron, so you can use in moderation every day. Pregnant women in pregnancy need to comprehensively and adequately supplement nutrients and energy, you can eat eggs, milk and other high-protein foods to supplement protein, eat oranges, bananas and other vegetables and fruits to supplement vitamins, eat animal blood, animal offal to supplement iron, eat iodized food or seaweed to supplement iodine. During pregnancy, pregnant women need to ensure rest, water intake, moderate activity, physical and mental health to ensure the normal development of the fetus.