Prothera-Klaire Labs Alpha-Lipoic Acid 500mg antioxidant support formula. Water and lipid soluble antioxidant that provides intra and extracellular protection throughout the body. Also helps regenerate other antioxidants, such as vitamins C, E, and glutathione. A coenzyme for energy production, alpha lipoic acid helps transport blood glucose into the cell, promoting normal blood sugar balance. A highly effective, biologically available and well researched antioxidant that works in both the fat-soluble and water-soluble portions of human cells. Lipoic acid supports healthy liver structure, immune function and circulation, as well as vision and healthy glucose metabolism. It also supports cardiovascular and neurological health. As a powerful antioxidant, it protects cells and reduces damage caused by oxidation. Lipoic acid also improves the effectiveness of vitamins C and E, two well-known antioxidants. Recommended Use: 1 capsule, 1 to 3 times daily with food or as directed by a healthcare professional.