Rapid Renewal ALA Serum - RS01W - ProRapid Renewal Alpha Lipoic Acid (ALA) Serum: A specialized treatment for wrinkles and a loss of elasticity, Alpha lipoic acid helps smooth wrinkles and folds, and helps prevent free radical damage for more youthful looking skin. ALA has also been referred to as the universal antioxidant because it helps "recycle" and prolong the benefits of other antioxidants, like L ascorbic acid. antioxidants combat free radical damage and environmental triggers of