Bite | WildBerry | Zero Carb WildBerry | Punch | Citrus | Jügo BooKoo CITRUS. Man Conquers the Orange!After much contemplation, tasting, testing and tasting again we wanted the perfect citrus energy drink offering and this is the real McCoy. We want you to get that tart feeling that starts your mouth watering, well THIS is BooKoo Citrus with the added bonus of being a kickin' energy drink.