Kalxid, R-Thioctic Acid, also known as Alpha-lipoic acid (ALA), is a naturally occurring compound that's synthesized in small amounts by plants and animals, including humans. It's both fat-soluble and water-soluble, allowing it to work in every cell or tissue in the body. ALA is recognized for its antioxidant properties, playing a critical role in mitochondrial energy production and also acting ..