For a more effective alpha lipoic acid supplement, try Swanson R-Fraction Alpha Lipoic Acid. Conventional alpha lipoic acid supplements feature a 50-50 racemic blend of R and S isomers, but the R isomer is the only form that occurs in the human body, and it's the form responsible for most of alpha lipoic acid's beneficial effects. However, efforts to make an effective supplement containing only the R form have always been hampered by stability problems - until now.

• Provides fat-soluble and water-soluble antioxidant protection
• Protects the body from free radicals
• Helps maintain healthy blood sugar levels already within the normal range
• Non-GMO
• Per GMP guidelines set forth by the FDA, most products are formulated for 24 months from the date of manufacture. Liquids and probiotics are formulated for 12 months.