L Carnitine 500 mg with Vitamin B 6 Medicine Center Pharmacy L Carnitine 1500 mg with Vitamin B Promote Physical Performance MaxionNutrition Understanding L Carnitine: Its Role and Benefits for Health Nutraxin UK Levocarnitine, commonly known as L Carnitine, is a naturally occurring compound that the body produces from the amino acids lysine and methionine. It plays a critical role in energy production by transporting fatty Ultra L Carnitine NutriRestore The Role of l Carnitine in Mitochondria, Prevention of Metabolic Inflexibility and Disease Initiation