 It contains more sodium (1,035 milligrams per liter vs. 465 mg/L in Gatorade) and potassium (780 milligrams per liter vs. 127 mg/L in Gatorade).Pedialyte does not contain sucrose, because this sugar has the potential to make diarrhea worse by drawing water into the intestine, increasing the risk of dehydration.In its flavored formulations, Pedialyte uses the synthetic sweeteners sucralose and acesulfame potassium.