This supplement is an excellent source of some of the nutrients you may need during pregnancy and lactation. PRENATAL VITAMINS are a good source of Calcium, one of the most important minerals in your body, and Vitamin D, which assists in the absorption of Calcium. In addition, PRENATAL VITAMINS contain Iron, a vital component of hemoglobin that plays a key role in energy metabolism. PRENATAL VITAMINS also contains Folic Acid, an important vitamin for women. Healthful diets with adequate folate may reduce a woman's risk of having a child with a brain or spinal cord birth defect. Compare to: Stuart Prenatal