Vitamin B1 Is Vital to Protect Against Infectious Disease Dr. Joseph MercolaDiscussion ForumVitamin B1 Is Vital to Protect Against Infectious DiseaseJanuary 31, 2023 at 2:38 pmDr. MercolaVitamin B1 Is Vital to Protect Against Infectious Disease FacebookTweetPinLinkedInPrintEmail You May Also Like See Article Archives | Search Site Database | Get Unlimited Access | Embed Dr. Mercola Articles