Does L Carnitine Work Without Dieting? Benefits, Fat Loss & Results The Benefits (and Limitations) of L Carnitine for Fat Loss If you're putting in the work but the scale isn't moving, your body might just need a little help tapping into its fat stores. That's where L Carnitine comes in. It's not a Role of L carnitine in exercise training: Anti inflammatory, antioxidant, and metabolic interactions ScienceDirect