This dataset includes data collected at birth, 6, 10, 14 weeks and 6, 9, 12, 18 and 24 months of 81 term-born infants, of whom 26 were exposed to placental insufficiency in utero. Birth data include health and nutrition information, measures of placental function (umbilical artery resistance index), gestational age, infant sex and birth anthropometry. Follow-up data include anthropometry (weight, length, HC, MUAC and associated z-scores), body composition estimated by deuterium dilution (TBW, FFM, FFMI, FM, FMI, %FM and associated z-scores) and basic infant feeding information.