Acetyl L-Carnitine is an amino acid-like compound that helps the body produce energy. While readily abundant in meats and dairy foods, Acetyl L-Carnitine had taken in supplement form to increase vitality. Acetyl L-Carnitine plays a crucial role in metabolizing a number of other important substances as well, which helps to explain why it holds promise for so many disorders. Studies are conflicting regarding the effectiveness of Acetyl L-Carnitine for enhancing athletic performance by improving energy and fat metabolism, for memory loss associated with aging and Alzheimer''s disease and boost an immune response in people who are HIV-infected. (Read Acetyl L-Carnitine More Info..)