What Is Alpha-Lipoic Acid? Alpha-lipoic acid (ALA) is an antioxidant that your body makes. You also get it from foods such as broccoli, carrots, potatoes, and red meat. ALA is produced in small ...

But have studies really proved that the many ingredients in Glymetrol—which include alpha lipoic acid, American ginseng, chromium, cinnamon extract, nopal cactus, and zinc—are effective in ...