L Carnitine vs L Arginine: Understanding Their Differences and Benefit Fitness Health 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. L Carnitine is Underrated. New Meta Review Reminds Us Why. L Carnitine The effect of L carnitine supplementation on anthropometric and malnutrition status in acute ischemic stroke patients: a triple blinded randomized clinical trial BMC Nutrition Springer Nature Link Frontiers Carnitine and Depression