If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy. History of L carnitine: Implications for renal disease Journal of Renal Nutrition Targeting Skeletal Muscle Dysfunction With L Carnitine for the Treatment of Patients With Chronic Obstructive Pulmonary Disease In Vivo Frontiers Role of Carnitine in Non alcoholic Fatty Liver Disease and Other Related Diseases: An Update