Trusted Brand: Alka-Seltzer Has Been A Trusted Brand For Over 80 Yearsaspirin Free: Contains Anhydrous Citric Acid, Potassium Bicarbonate, And Sodium Bicarbonate. This Product Does Not Contain Aspirinfast Acting: Starts Neutralizing Acid In Secondsmulti-Symptom Relief: Fast Relief Of Heartburn, Upset Stomach, And Acid Indigestioneasy To Take Form: Our Flagship Form Effervescent Tablets Dissolve In Water To Bring You Fast, Fizzy Relief. Hear It, See It, And Feel It Workingfor Fast Effervescent Relief Of Acid Indigestion, Upset Stomach And Heartburn, Turn To Alka-Seltzer Gold. ItâS Safe For Sensitive Stomachs And It Does Not Contain Aspirin