FUBAR uses a combination of Whey Protein and invert cane sugar for endurance and a faster recovery. Various clinical studies show the superiority of a combination of carbs with proteins not only after exertion but also before and during high endurance training or activity.

Studies have concluded that the proteins in Isotonic beverages "doubled" the production of insulin after exercise and significantly reduced plasma glucose levels.

Faster recovery times convinced one European Olympic Committee that specifically designed isotonic beverages that contain a combination of whey protein and carbohydrates, far exceed the classic maltodextrin sugar sports drinks that are used and on the market today.