Puritan's Pride, L-Carnitine, 500 mg, 120 CapletsProduct Description Carnitine is a nitrogen containing compound that assists in fat metabolism.* Carnitine plays an essential role in making fatty acids available for muscle tissue.* Carnitine is also found naturally in cells which use fat for energy.* Carnitine is found throughout the body, including in the heart, muscles, liver and kidney.* Carnitine also helps the body use energy stores to power muscular contractions providing support for endurance