HIGH5 ZERO is a light and refreshing sugar-free electrolyte drink with zero calories that makes it easy to stay hydrated throughout the day. When you sweat, you lose vital minerals so its important that they are replenished. With key electrolytes, sodium and magnesium, ZERO gives you what water cant. This scientific formula includes Vitamin C to support a healthy immune system, protect cells from oxidative stress and reduce tiredness and fatigue. The magnesium in ZERO contributes to electrolyte balance, whilst also supporting muscle protein synthesis. HIGH5 ZERO is designed to be taken BEFORE, DURING and AFTER exercise and to rehydrate in hot weather.