Klean ATHLETE Pre-Workout | Endurance Support for Athletes

Committed to Quality: Our Complete Product Line

At Klean Athlete, we are committed to quality. Our complete product line is GMO-free and formulated without wheat or gluten, artificial coloring, flavoring, or sweeteners. Integrity is paramount, and quality is absolute, supported by the uncompromising standards we maintain at our state-of-the-art U.S. manufacturing facilities. Rigorous testing and third-party certifications ensure the safety, consistency, and quality of our products.

Trusted by 350+ Pro Teams

Klean Athlete is trusted by more than 350 professional and collegiate sports teams, their athletes, coaches, and staff. We work directly with major and minor league teams, collegiate teams, and various professional sports organizations. Klean is the preferred supplement choice for many of the world's top coaches, trainers, health professionals, and their athletes, representing a variety of team and individual sports. These athletes include national team members, Elite World Champions, and winners of Professional Baseball, Hockey, Football, and Soccer Championships.

Green in Klean

The "green" in Klean Athlete is the inspiration for our products, the science behind them, and the ingredients within. It's about operating sustainably and responsibly, to protect and preserve the natural beauty of the most important training facility we have - planet earth.

Endurance Support: Caffeine may help athletes avoid the mid-workout "bonk" by promoting focus, alertness, and endurance.*

Unique Formula: Includes beet root extract, vitamin C, and 75 mg of organic caffeine.*

Great Tasting: Klean Pre-Workout comes in a delicious natural lemon tea flavor.

Klean is Clean

Klean Athlete products are GMO-free and formulated without wheat, gluten, or artificial coloring, flavoring, or sweeteners. Every product is third-party certified by NSF International's NSF Certified for Sport program, helping athletes, coaches, and trainers make more informed decisions when choosing sports supplements.

Fuel Your Foundation. Perform At Your Peak.

We power health and peak performance in athletes who demand the most from themselves, their sport, and their nutrition.*

product information: