Question

why do a pregnant woman need calcium and vitamin d

Answer 1

for child growth and for energy...

Answer 2

Vitamin D is the major nutritional supplement given to women during pregnancy.

This is because Vitamin D is necessary to support immune function and bringing bone strength and helps in the absorption of calcium and phosphorous by body.

Calcium supplements are also prescribed during pregnancy because intake of calcium helps in preventing birth defects and neural problems and brings good muscular movements during birthing.