Understanding Neurodivergence

Vitamin D and ADHD: Deficiency Is Twice as Common, but What Do the Trials Really Show?

Meta-analyses find that people with ADHD have lower vitamin D and are about twice as likely to be deficient. Supplement trials show small gains in attention when added to medication, and a vitamin D plus magnesium trial went viral. Here is the honest picture, including the caveat almost nobody mentions.