Zero is the new electrolyte drink from high5 its virtually calorie free 14 cal per 100ml and has a light refreshing taste researchers have found that simply drinking zero instead of a normal carbohydrate sport drink 22 participants burned on average 41 more fat during exercise independently tested faculty of biomedical and life sciences university of glasgow zero is easy to use drop a tablet in your bottle and it quickly dissolves in water to give you a delicious refreshing advance