Why do you need calcium supplements during pregnancy? Pregnant women need to ensure adequate intake of calcium during pregnancy to ensure the health of their own bones and teeth, and at the same time provide sufficient calcium to the fetus as much as possible to support its healthy growth and development. After pregnancy, pregnant women have to meet the needs of healthy growth of the fetus, and the weight of the fetus will increase day by day. The placenta, uterus, muscles and bones of the pregnant woman all need the support of calcium. Therefore, pregnant women need to pay special attention to their calcium intake during pregnancy. Which foods contain calcium? There are two aspects of calcium supplementation during pregnancy: one is through