O.R.S Hydration Tablets are formulated to follow World Health Organisation oral rehydration solution guidelines. The mix of electrolytes combined with a low-calorie dose of glucose (17.2 kcal) is not only proven to be the fastest way to restore a healthy level of hydration, it also keeps you hydrated for longer than water alone. Ingredients: Dextrose (Glucose), Acidity Regulators (Citric Acid, Sodium Bicarbonate), Potassium Chloride, Sodium Chloride, Natural Lemon Flavouring (Maltodextrin, Acacia Gum, Flavouring Preparations), Maize Starch, Sweetener (Sucralose), Riboflavin. Nutritional Info (per 2 tablets in 200ml water):