Details : Liquid L-Carnitine, Lemonade Gluten Free. Dymatize Liquid L-Carnitine provides 1,100 mg of L-Carnitine in a delicious, concentrated liquid form. Carnitine is a nutrient that naturally occurs in the body and is essential to the process of proper fat metabolism in muscle and other tissue. L-Carnitine May Support: Aerobic energy metabolism during exercise. Fat metabolism by facilitating fatty acid transport into mitochondria in muscle fibers. Recovery after exercise.