Acetyl L Carnitine 400 mg with Alpha Lipoic Acid 200 mg, 120 Capsules (66088) Puritan's Pride Role of carnitine in disease Nutrition & Metabolism Springer Nature Link L carnitine, an ally against cellulite? Typology O2 Pure L Carnitine transfers long chain fatty acids, such as triglycerides into mitochondria, where they may be oxidized to produce energy. In other words L Carnitine helps our body to use fat as L Carnitine 3500 Metabolic Nutrition