What is this Product?Each 10ml of oral suspension contains 500mg sodium alginate, 267mg sodium bicarbonate and 160mg calcium carbonate as the active ingredients. This product IS sugar free and gluten free. You can take this product if you are pregnant or breast feeding.What is this Product?Each 10ml of oral suspension contains 500mg sodium alginate, 267mg sodium bicarbonate and 160mg calcium carbonate as the active ingredients. This product IS sugar free and gluten free. You can take this product if you are pregnant or breast feeding.Further informationEach 10 ml oral suspension contains 300 mg sodium alginate, 267 mg sodium bicarbonate and 160 mg calcium carbonate as the active ingredients. The other ingredients are carbomer, methyl (E218) and propyl (E216) parahydroxybenzoates, benzyl alcohol sodium saccharin, fennel flavour, erythrosine, sodium hydroxide and water. This product does not contain sugar or gluten. Gaviscon Original Aniseed Relief is available in bottles of 100, 150, 200, 250, 300, 500 and 600ml. Not all pack sizes may be marketed.