Bonne O C02 Carbonator Tablets (10) Carbonation tablet releases pure C02 and nothing else into the beverage All ingredients are carbonated and sealed in the bottle for intense flavor - no mixing required One carbonator will fully carbonate one full bottle; partial carbonators can be used to vary carbonation intensity Active ingredients: citric acid, potassium bicarbonate, sodium bicarbonate (baking soda), potassium carbonate Made from food grade material in a food safe facility. Carbonators are not for consumption, only C02 production