90% Fewer calories than leading soft drinks. Natural flavor. Electrolytes to aid hydration (While being active). Electrolytes & energy releasing B vitamins (B vitamins are involved in energy release from food). No caffeine. Low sodium. this product 5 calories; leading soft drinks 70 calories. Bottled water + packet = flavor. Sensible Solution: Formulated with electrolytes, vitamin B2, B3 & B6, vitamins A, C & E, sugar free. Delicious taste, designed to hydrate you, anywhere, anytime.