22 Sep 2014 Blackmores Institute Mothers of children with autism less likely to have taken iron supplements 22 Sep 2014 Share Share on LinkedIn Share on Facebook Share on Twitter Share on Google+ Share on Pinterest News Women who have low supplemental iron and other risk factors during pregnancy show a five-fold greater risk of delivering a child with autism spectrum disorder (ASD), a new study finds. The study, "Maternal intake of supplemental iron and risk for autism spectrum disorders," is published online today in the American Journal of Epidemiology. × To continue reading this article, please Log In or Sign Up for access.