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Research News

Prenatal vitamins in early pregnancy may lower risk of autism in high risk families

BMJ 2019; 364 doi: https://doi.org/10.1136/bmj.l916 (Published 27 February 2019) Cite this as: BMJ 2019;364:l916
  1. Susan Mayor
  1. London

Mothers of children with autism spectrum disorder (ASD) who take prenatal vitamins in the first month of pregnancy have a lower risk of having another child with the condition than high risk women not taking the vitamins, a small prospective cohort study has reported.1

“This study is the first to our knowledge to suggest that maternal prenatal vitamin intake during the first month of pregnancy may reduce ASD recurrence by half in younger siblings of children with ASD in high risk families,” said the researchers, led by Rebecca Schmidt of the University of California, USA.

But they warned that further research is needed …

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