According to a randomized, double blind, placebo controlled clinical trial published in Elsevier journal Research in Autism Spectrum Disorders (2013), l carnitine supplementation demonstrated a significant therapeutic benefit in children diagnosed with Managing autism symptoms through nutrition Contemporary Pediatrics Brain carnitine deficiency causes nonsyndromic autism with an extreme male bias: A hypothesis Beaudet 2017 BioEssays Wiley Online Library Pilot study of a moderate dose multivitamin mineral supplement for children with autistic spectrum disorder. Neuroneeds According to a randomized, double blind, placebo controlled clinical trial published in Elsevier journal Research in Autism Spectrum Disorders (2013), l carnitine supplementation demonstrated a significant therapeutic benefit in children diagnosed with Brain carnitine deficiency causes nonsyndromic autism with an extreme male bias: A hypothesis Beaudet 2017 BioEssays Wiley Online Library