Is Propylene Glycol Safe? What the Gas-X Recall Really Tells You
Propylene glycol (C₃H₈O₂, CAS 57-55-6) is a clear, nearly odorless compound the U.S. FDA recognizes as Generally Recognized As Safe (GRAS) for direct food use (21 CFR 184.1666). The June 2026 Gas-X...