Early lack of Vitamin D may trigger Autism Blog post actions Print Thursday April 26, 2012 A Clinical Review of April 2012Early lack of vitamin D may trigger autismAlso: Overview Autism and vitamin D has the following graphsUS explosion of Autism: the biggest increase was among blacksBased on a 2008 study (almost certainly higher rates in 2012)Autism in DenmarkA sample of previous items: Prenatal vitamins – including vitamin D – reduced autism by 7X in some cases – May 2011