L Carnitine Benefits: A Complete Research Based Guide L Carnitine Benefits, Uses, Dosage, Foods, Side Effects Dr. Axe Both taurine and L carnitine play roles in muscle function, and their combination could potentially enhance muscle health, recovery and weight management. Dr. Thacker breaks down the differences of taurine and L carnitine in Carnitine Deficiency: What Is It, Causes, Symptoms, and More Osmosis L Carnitine: Benefits, Uses, and Side Effects Lifespan Research Institute