L-carnitine

L-carnitine, chemically known as 3-hydroxy-4-(trimethylammonium)butanoate, is a quaternary ammonium compound involved in the metabolism of most mammals, plants and some bacteria. The name defines the structure of the molecule: L- refers to the configuration of the carnitine molecule. In chemistry, the terms 'L-' and 'D-' are used to indicate the...