Intelligent energy. Renew: Energy to restore focus, vitality, and the conviction that you can do it. Vuka Renew is a lightly carbonated mango peach drink formulated to replenish your energy during down times. You'll feel like yourself again. Feel Revitalized With: Natural caffeine, D-ribose, panax ginseng, taurine. Other vitamins and natural energizers that will help you reach your potential include: vitamins B3, B5, B6, B12 and grape seed extract. Vuka energy drinks are specifically formulated to give you the right kind of energy for the activities that fill your life. No preservatives. All natural ingredients. No high fructose corn syrup.