High 5 Zero Active Hydration Pink Grapefruit. A tasty electrolyte drink from High 5 designed to keep you hydrated and energised during activity. With a light refreshing taste, Zero is virtually calorie free & the best bit is that research has shown that you can burn on average 41% more fat during exercise (compared with a normal carbohydrate drink). Simply drop 1 or 2 tablets (weak or strong) of Zero into your 750ml bottle, it will quickly dissolve to give you a great tasting advanced electrolyte drink with added magnesium. With 20 tablets per tube you can make up 15 litres of drink. Ever heard of Hyponatremia, also known as water intoxication? During exercise, athletes can experience this as result of drinking excessive amounts of plain water with no electrolytes. Zero can help to avoid painful cramping as this condition has been linked to both dehydration & electrolyte imbalance. Light & refreshing sports drink with a hint of fruit Including Vitamin C & electrolytes, including sodium, magnesium & potassium Zero calories Suitable for a wide range of sporting activities With natural flavours. No artificial colours or preservatives