DYK? During pregnancy, iodine needs increase by more than 50%. 1 Iodine is an essential micronutrient needed to make thyroid hormones, which are important for metabolism, as well as proper brain and bone development during pregnancy and infancy. 2,3 Dairy milk, cheese and yogurt provide iodine and other key nutrients required during pregnancy. In fact, they provide half of the 14 nutrients the American Academy of Pediatrics identified as critical to a child’s early brain development. 4 Learn how