Rehydration Effervescent Tablets helps replace water and electrolyte loss due to vomiting, diarrhoea, heavy sweating, vigorous exercise and other dehydrating conditions. They provide a specifically formulated electrolyte solution when prepared as directed, to assist with rehydration following diarrhoea, vomiting or excessive exercise. Rehydration effervescent tablets also provide athletic support, a source of carbohydrates to support energy production and help to maintain sustained performance in extended (greater than 60min) high intensity exercise.