Nutrient for immune support. No. 1 pharmacist & pediatrician recommended brand for hydration. AdvancedCare with immune support. Key nutrients for immune support (Nutrients include: Zinc and selenium). Prebiotics to help promote digestive health. Pedialyte is designed to prevent dehydration (For mid to moderate hydration) more effectively than common beverages. Level Per Liter: Pedialyte AdvancedCare; Pedialyte & Pedialyte AdvancedCare. Sports drink. Soda. 100% apple juice. Water. Electrolyte Sodium in Pedialyte compared to common beverage. Pedialyte AdvancedCare with Immune Support quickly replenishes fluids and electrolytes to help prevent dehydration due to: Vomiting & diarrhea, heat exhaustion, intense exercise, and travel. Vomiting & diarrhea; heat exhaustion; intense exercise; travel. Ready to use. Advanced Rehydration: Pedialyte: Replaces electrolytes; replenish zinc. Pedialyte AdvancedCare: Replaces electrolytes; replenish zinc; PreActiv Prebiotics. Pedialyte AdvancedCare: Replaces electrolytes; replenish zinc; PreActiv Prebiotics; 33% more electrolytes (60 mEq sodium electrolytes per liter vs 45 mEq in original Pedialyte). Designed for fast, effective rehydration.