L Carnitine vs Acetyl L Carnitine: Key Differences 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 Creatine vs Carnitine: Do You Need Both? Differences Explained FeastGood.com Acetyl Carnitine, Alpha Lipoic Acid & NADH pack of 60 capsules Epigenetics PDF) Comparison of pharmacokinetics of L carnitine, Acetyl L carnitine and Propionyl Lcarnitine after single oral administration of L carnitine in healthy volunteers