Each 4 g sachet contains: Vaccinium Macrocarpon (Cranberry) Fruit Juice Dry 368.3 mg, Equiv. Fresh Juice 9.2 g, Also contains: Sodium Bicarbonate 1.75 g, Tartaric Acid 500 mg, Citric Acid Anhydrous 714 mg, Sodium Citrate Anhydrous 625 mg, Saccharin Sodium 8 mg, Silica-Colloidal Anhydrous 10 mg, Magnesium Hydroxide 23.8 mg, Calcium Phosphate 4 mg