Replenish Electrolytes - ZERO electrolytes tablets ensure superior hydration and fluid balance over water alone: Easily stay hydrated throughout the day, even during intense workouts or hot weather Scientific Formulation: ZERO sugar free electrolytes are rigorously developed for efficacy and convenience. 0 calorie electrolyte supplement with a variety of great tasting natural flavourings Optimised Performance - Power through training and races with reduced fatigue and enhanced endurance: Support recovery with precise levels of sodium potassium magnesium electrolytes Immune Support & Wellness - Rehydration tablets with electrolytes support your immune system and fight oxidative stress: Travelling essentials, electrolytes for fasting, keto electrolyes Use Anywhere - Just drop a tablet into water for a refreshing electrolyte drink, ideal as backpacking essentials and long haul flight essentials: Stay energised on-the-go Per 4g hydration tablet: Magnesium 56mg 15% RI, Potassium 70mg 3.5% RI, Calcium 9mg 1.1% RI, Vitamin C 28mg 35% RI Sodium 250mg, Green Tea 1mg