It contains a lot of vitamins and trace elements, which is beneficial to the growth and development of pregnant women and fetuses. Yam can also lower blood sugar. If the blood sugar is high during pregnancy or pregnant women with gestational diabetes can eat yam properly. Although yam is rich in nutrition, it should also be noted that if the pregnant woman is damp heat constitution and her blood lipid is relatively high, it is recommended not to eat yam. People with high blood pressure or rough skin are suitable for eating yam, which can be stewed into soup and easily absorbed.