MODCAST

Dr. Kimberly O’Brien on the Secret Life of Iron in Pregnancy

March of Dimes

Leading micronutrient expert Dr. Kimberly O’Brien, a Professor of Human Nutrition at Cornell University and the 2025 recipient of the March of Dimes Agnes Higgins Award in Maternal-Fetal Nutrition, discusses what we know—and don't know—about iron requirements, metabolism, and use in pregnancy.