The active ingredient in Glucogel Tubes 25g x 3 is Dextrose Monohydrate. This is a type of sugar that elevates blood glucose levels quickly when ingested. The other ingredients in Glucogel Tubes are Demineralised Water, Sodium Carboxy Methyl Cellulose E466, Citric Acid E330, Potassium Sorbate E202, Tri Sodium Citrate E331. These serve as thickening agent, acidifier, preservative and acidity regulator respectively. Must be stored in a cool dry place, out of reach of young children.