Name: L-Carnitine Synonyms: 3-Hydroxy-4-(trimethylammonio)butanoate; Vitamin BT Molecular Structure: Molecular formula: C7H15NO3 Molecular weight : 161.20 C.A.S number : 541-15-1 Assay: 98.0-101.0% Characteristic:White crystalline powder Function and Usage: L-carnitine is synthesized in the body from the amino acids lysine and methionine. It transfers long-chain fatty acids, such as triglycerides into mitochondria (a cell's energy powerhouse), where they may be oxidized to produce energy. L-carnitine is a very popular supplement that promotes growth and development. It is also used for fat-burning, increasing energy, and improving resistance to muscle fatigue. L-carnitine also helps to build muscle. It is also great in dieting, as it reduces feelings of hunger and weakness.