Frontiers Analgesic and Antidepressant Effects of the Clinical Glutamate Modulators Acetyl L Carnitine and Ketamine PDF) Acetyl L Carnitine Improves Pain, Nerve Regeneration, and Vibratory Perception in Patients With Chronic Diabetic Neuropathy: An analysis of two randomized placebo controlled trials PDF) Acetyl L Carnitine in the Treatment of Peripheral Neuropathic Pain: A Systematic Review and Meta Analysis of Randomized Controlled Trials 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