Amino Acid Extreme and L Carnitine Extra Strength Combo Buy Acetyl L Carnitine Amino Acid from Nutradrill LLC L Carnitine is an amino acid that plays a role in energy production, by helping transport fatty acids into the mitochondria. Mitochondria are tiny powerhouses within cells that make energy. Most people use L Carnitine wrong. They take it alongside a high carb diet expecting it to burn fat. Biologically, thats almost impossible., L Carnitine is an amino acid derivative that transports