L Carnitine plays an important role in the larger metabolism equation: helping your body use fat efficiently as fuel. Learn more about the science on this week's post on The Wellness Edit. L Carnitine is a vital nutrient that plays a key role in energy production by helping transport fatty acids into the mitochondria, where they are converted into fuel. Maintaining optimal L carnitine L Carnitine Linus Pauling Institute Oregon State University Acetylcarnitine Wikipedia Do Energy Drinks Affect Drug Tests? Talcada L carnitine is a compound that plays a crucial role in the metabolism of fatty acids. It helps transport long chain fatty acids into the mitochondria of cells, where they can be oxidized and used as a