Dietary Supplement. Promotes sugar metabolism. Antioxidant booster for skin. Benefits: Alpha Lipoic Acid (ALA) is a popular ingredient for its beneficial effects on sugar metabolism. ALA helps metabolize sugar within muscle to promote energy production. As an antioxidant, ALA also helps revitalize the underlying structure of skin, so it can look healthier and more radiant. Laboratory tested. (This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.)