Heat can be dehydrating. So can travel. Together, they can ruin your trip with signs of dehydration like fatigue, headaches, and dry skin. Pack Pedialyte to rehydrate and feel better fast. Pedialyte is scientifically formulated with a precise balance of electrolytes and glucose to rehydrate cells to help you feel better fast. Pedialyte has been backed by science since 1966 and is the #1 brand recommended by pediatricians, doctors, and pharmacists.