R-Lipoic Acid 100mg 60 tabs from Source NaturalsR Lipoic Acid Mitochondrial Antioxidant 50 mg and 100 mg R Lipoic Acid is a natural form of lipoic acid that your body can synthesize and safely metabolize. R Lipoic Acid may be better absorbed and more effective as an antioxidant than alpha lipoic acid. R lipoic acid by itself may be 10 times more effective than other forms of lipoic acid. R Lipoic Acid has been called the mitochondrial antioxidant because it is a key component of mitochondrial