Understanding the Benefits and Uses of Carnitine in Health and Fitness Fitness Health Acetyl L Carnitine is more thought of as a fat burner. It's actually powerful tool for athletes looking to improve endurance, energy, and mental performance. Here's how you can integrate it into your routine for Therapeutic potential of L carnitine in coronary artery disease: a systematic review Inflammopharmacology Springer Nature Link Didn't another study show carnitine was good for the heart? Frontiers L carnitine prevents lenvatinib induced muscle toxicity without impairment of the anti angiogenic efficacy