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Xtend Energy provides a combination of quick-hitting fuel and time-released caffeine to keep you training at your peak for the long haul. Since ZümXR delivers caffeine for up to 6 hours after your first sip, you can count on Xtend Energy to work when you do, as hard as you do, for the most enduring workouts.
- Caffeine and ZümXR
- 7g of BCAAs
- Zero Sugar, Carbs, & Calories