Carnitine, Acylcarnitines and Beta Oxidation L Carnitine: Benefits, Side Effects, FAQ, Sources, and Dosage Supplements and chronic pain: What does the research say? Some studies suggest possible benefits for: Acetyl L Carnitine (energy for cells; studied in diabetic nerve pain) Alpha Lipoic Acid (antioxidant; may ease nerve pain, Effects of L Carnitine Intake on Exercise Induced Muscle Damage and Oxidative Stress: A Narrative Scoping Review