A recent study, Commercially Available Prenatal Vitamins Do Not Meet American College of Obstetricians and Gynecologists Nutritional Guidelines (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11100770/#:~:text=A%20total%20of%2048%20unique,recommendations%20with%20%E2%85%98%20key%20nutrients.) sampled non prescription prenatal vitamins. None of the sampled prenatal vitamins provided what was recommended. (https://www.acog.org/womens-health/faqs/nutrition-during-pregnancy)