<<Disclaimer: Verify this information before applying it to your situation.>> It is really the best thing to have on hand when you have ingested gluten. Active ingriedients:Each tablet contains: heat treated sodium bicarbonate 958mg,citric acid 832mg,potassium bicarbonate 312mg.Alka Seltzer effervesent antacid in water contains principly the antacids sodiumcitrate and potassium citrate. The gold doesnt contain aspirn...this helps when i have ingested gluten.Also I have used High doses of powdered vita-C. Jody icq#22357402 Eugene,Oregon Life is either a daring adventure or nothing.To keep our faces toward change in the presence of fate is strength undefeatable. Helen Keller