CARNITOR Levocarnitine Injection (L Carnitine) 200 mg mL, Single Dose Vial 5 mL, 5 Tray McGuff 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. Understanding the Benefits and Uses of Carnitine in Health and Fitness Fitness Health Benefits of L carnitine injections are aplenty! This injection is a great way to boost your energy levels, help with weight management, and even promote healthy heart function. Studies show that CARNITOR Levocarnitine Injection (L Carnitine) 200 mg mL, Single Dose Vial 5 mL, 5 Tray McGuff