No. 1 pharmacist & pediatrician recommended brand for hydration. Replaces electrolytes. Designed for fast, effective rehydration. Trusted by doctors and hospitals since 1966. Pedialyte is designed to prevent dehydration (For mild to moderate dehydration) more effectively than common beverages. Pedialyte organic quickly replenishes fluids, zinc, and electrolytes to help prevent dehydration (For mild to moderate dehydration) due to: vomiting & diarrhea. Heat exercise. Intense exercise. Travel.