Karbolyn is a clinically studied (with peer-reviewed, published research) sugar-free carbohydrate supplement powder sourced from potato, rice, and corn. Its designed for elite athletes looking for a fast, safe, and high-performance way to quickly and easily load muscles with lasting energy and for faster recovery. "Carb load" with Karbolyn Energy in minutes, not hours before your event or training session! Karbolyn Energy also has an added stimulant (250 mg of caffeine) to give an extra "kick" for those who desire one.Absolutely nothing fuels your monster workouts Karbolyn Energy! It enters the bloodstream a simple sugar, yet it still provides sustained energy without "crashing". Karbolyn Energy is absorbed faster than dextrose, simple sugar, bread, pasta, rice, and other carbohydrate products sold in the marketplace - simple or complex. Pros worldwide use it for a reason! Use Karbolyn Energy Pre training to maximize and maintain high-intensity training levels, power output, for greater muscle hardness and fullness...and pumps youve never experienced before!