Frontiers Gut microbiota and autism spectrum disorder: advances in dietary intervention strategies based on the microbiota gut brain axis mechanism Unique acyl carnitine profiles are potential biomarkers for acquired mitochondrial disease in autism spectrum disorder Translational Psychiatry L Carnitine Shows Promise as Supportive Therapy for Autism A clinical trial published in the journal Research in Autism Spectrum Disorders found that l carnitine supplementation may help reduce autism symptoms in children. The Chronic acetyl L carnitine treatment alleviates behavioral deficits and neuroinflammation through enhancing microbiota derived SCFA in valproate model of autism ScienceDirect