Science-Based Nutrition Dietary Supplement Featuring BioEnhanced Na-RALA Defends Against Free Radicals Recycles The Antioxidant Vitamins C & E Maintains A Healthy Blood Sugar Level as Part of The Diet Suitable for VegetariansBest Stabilized R-Lipoic Acid contains BioEnhanced Na-RALA, the sodium salt of R-Lipoic acid (RLA). Unlike pure RLA, BioEnhanced Na-RALA is a stabilized form of RLA that won"t degrade at high temperatures, is more bioavailable than regular RLA and has no solvent residues.Lipoic acid (LA) plays an important role in glucose metabolism and energy production. Because it is soluble in both water and fat, LA is known as the "universal antioxidant". LA occurs in two forms, designated as "R" and "S". Studies suggest that RLA, the natural form, is more biologically active than the S form.