Overview R-alpha-lipoic acid is a naturally occurring antioxidant which uniquely neutralizes damaging free radicals in all parts of the cell and boosts antioxidant defences by regenerating other antioxidants. The powerful antioxidant and regulating functions of alpha-lipoic acid make it an ideal supplement to improve health and protect against chronic disease and aging. Medicinal Ingredients Each vegetarian capsule contains: R-alpha-lipoic acid 100 mg Non-Medicinal Ingredients Microcrystalline cellulose, vegetarian capsule (carbohydrate gum [cellulose], purified water), silica, vegetable grade magnesium stearate (lubricant). Suggested Use Antioxidant for the maintenance of good health. This natural, highly stable and enhanced ‘R’ form of alpha-lipoic acid has been clinically proven to stay in the body significantly longer than the regular ‘S‘ form.