Adiposity and Iron Requirements in Pregnancy

"Iron 25 arm will receive: two iron supplements containing 12.5 mg of elemental iron + 1 multivitamin supplement (they will receive a total of 3 supplements per day).~Iron 50 arm will receive: two 25 mg elemental iron supplements + 1 multivitamin supplement (they will receive a total of 3 supplements per day).~The multivitamin supplement will contain folic acid, vitamin B1, vitamin B2, vitamin B3, vitamin B5, vitamin B6, vitamin B12, vitamin C and vitamin D. In summary, each participant will receive 3 supplements per day and instructed to take the 3 supplements together, in the morning, with breakfast. Supplements will be given to the participants when they attend for their clinic appointment. The intervention will begin at 12 gestational weeks and continue until the baby is delivered."