Breastfed babies have higher adult IQs

Infants who are breastfed grow up to be more intelligent later in life, a 30-year Australian study finds.

Brisbane researchers found that breastfed babies scored consistently higher on IQ measures at ages 14 and 21, after adjustment for a host of maternal and social factors.

Presenting the findings at a conference on Tuesday, researcher Dr Ryan Eisemann said the difference in IQ scores was modest but statistically significant – and was especially marked in children breastfed for more than four months.

“Where possible,