It contains a carbohydrate formulation of maltodextrin and fructose in a ratio of 21 and key electrolytes many of the worlds leading event organisers and pro athletes choose award winning energysource for success in the toughest endurance events research suggests that you should consume a maximum of 60g carbohydrate per hour from traditional sports drinks the recommended intake for new generation energy source with 21 fructose can be substantially higher at up to 90grams hour the ingredi