Alpha lipoic acid is a coenzyme and an antioxidant. It is referred to as the universal antioxidant because it is water and fat soluble, enabling it to function in both the membrane and aqueous parts of cells. Supports the regeneration of glutathione, one of the body's primary antioxidants. Helps to recycle glutathione, vitamins C and E, and coenzyme Q14. Suitable for vegetarians.