Ideal for walking, hiking, cycling & many other sports & outdoor activities, these High 5 Zero Low Calorie Electrolyte Drink Tablets are packed with the essential electrolytes needed to boost your performance. Virtually calorie free, the tablets will turn any drink into a sports drink. Simply drop a tablet into a sports drink bottle filled with 750ml of water to make a delicious, refreshing, advanced electrolyte drink with added magnesium. An independent test at the Faculty of Biomedical & Life Sciences, University of Glasgow found that by drinking Zero instead of a normal carbohydrate sport drink 22 participants burned on average 41% more fat during exercise. Ideal as part of an anti-cramp strategy as cramp has been linked to both dehydration & electrolyte imbalance. Contains; sodium, potassium, magnesium & calcium. 20 cherry/orange flavour tablets.