Other Information: Each Tablet Contains: Potassium 135 mg. Each Tablet Contains: Sodium 309 mg. Store at room temperature. Avoid excessive heat. This product does not contain aspirin. Alka-Seltzer Gold in water contains principally the antacids sodium citrate and potassium citrate. Misc: Anhydrous Citric Acid/Antacid. Potassium Bicarbonate/Antacid. Sodium Bicarbonate/Antacid. Aspirin free. Fast Relief of: heartburn; upset stomach; acid indigestion. Less sodium than Alka-Seltzer Original. Questions or Comments? 1-800-986-0369 (Mon - Fri 9 am - 5 pm EST). Made in Germany.