what are the best prenatal vitamins to take while pregnant?
['Best Value Prenatal Vitamin : Nature Made Prenatal Multi + DHA.', 'Best Overall Prenatal Vitamin : One a Day Prenatal Multivitamin.', 'Best Gummy Prenatal Vitamin : Vitafusion Prenatal Gummy Vitamins.', 'Best Vegetarian Prenatal Vitamin : Garden of Life Vitamin Code Raw.']