Usn39s enduro sport is the ultimate carbohydrate loading energy and recovery drink that primarily consist of complex carbohydrates in the form of medium chain glucose polymers and a small amount of pure crystalline fructose numerous studies have shown that glucose polymers serve as a direct precursor for glycogen synthesis in muscle and is much more effective than other carbohydrates or sugars fructose on the other hand is primarily metabolised by the liver and is nearly four times as