L Carnitine Benefits for Fat Burning and How to Use ICONFIT 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 Acetyl L Carnitine: Benefits and Side Effects Gene Food Role of L carnitine in exercise training: Anti inflammatory, antioxidant, and metabolic interactions ScienceDirect