O.R.S Hydration tablets add a perfectly balanced mix of electrolytes to water that allows your body to absorb fluids faster and stay hydrated for longer. Our winning electrolyte blend contains salts, minerals and just the right amount of glucose (17kcal) to replenish electrolytes and restore your fluid balance. Our natural hydration formula is vegan, low calorie, gluten and lactose free, contains no artificial flavours or preservatives, and meets World Health Organisation’s rehydration standards.