Most people talk about carnitine like it is one supplement. It is not. Acetyl L carnitine and L carnitine L tartrate do different jobs, and picking the wrong one for the wrong goal is where people Is Acetyl L Carnitine associated with frequent side effects like headaches in children with ADHD? Consensus The Role of L Carnitine in Kidney Disease and Related Metabolic Dysfunctions Acetyl l Carnitine in the Treatment of Peripheral Neuropathies: A Narrative Review Pain and Therapy Springer Nature Link Acetyl L Carnitine: Benefits, Forms, Dosing, and Side Effects Dr Brad Stanfield