Alpha Lipoic Acid 300mg Time Release by Source Naturals Inc. 30 Tablet Alpha-Lipoic Acid is a powerful antioxidant that is soluble in both fat and water. It directly recycles vitamin C and indirectly recycles vitamin E providing additional antioxidant protection. It is also an important component in the energy production process in the cells. Alpha-lipoic acid is a coenzyme that assists in the conversion of pyruvate to acetyl-coA. Acetyl-coA is the beginning point for the Krebs cycle one of the body's main energy production cycles which produces the high-energy molecule ATP. Alpha-lipoic acid supports the immune system and also supports healthy liver function.