ORS Powder is an ORS (Oral Rehydration Salt) formula developed by the World Health Organization. Dextrose and a number of essential electrolytes make up oral redyration salt (Sodium Chloride, Potassium Chloride, Sodium Citrate). ORS Powder replenishes lost body fluids and electrolytes during diarrhoea, vomiting, muscle cramping, and exertional heat illness while exercising in hot or humid weather.