Supports Exercise Capacity: Klean SR Beta-Alanine delays fatigue, supports muscle endurance, and supports exercise capacity during short periods of intense effort.*
Sustained Release Formula: SR CarnoSyn is a sustained release beta-alanine formulation designed to improve absorption, improve muscle carnosine retention, and reduce the sensory sensations in the skin known as paresthesia, a common side effect of beta-alanine consumption.*
Supports Muscle Endurance: Klean SR Beta-Alanine supports muscle capacity and lessens muscle fatigue. The amino acid beta-alanine supports muscle function by acting as a buffer to delay the onset of muscle fatigue.*
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, to help 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.*
Committed to Quality
Our complete product line is GMO-free and formulated without wheat or gluten, artificial coloring, flavoring or sweeteners. For us, integrity is paramount and quality is absolute, support by the uncompromising standards we maintain at state-of-the-art U.S. manufacturing facilities, while upholding rigorous testing and third-party certifications to ensure safety, consistency and quality.
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 with major and minor league teams, collegiate teams, and many professional sports organizations directly. Klean is also 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. In addition to Professional Baseball Championships, Professional Hockey Championships, Professional Football Championships and Professional Soccer Champions, these athletes are national team members, Elite World Champions and more. Klean is who we are, what we stand for, and the common thread in all athletes who trust in us, professional or not. When health, peak performance and careers are at stake, athletes deserve sports supplements they can trust.*
Green in Klean
It’s the inspiration for our products, the science behind them and ingredients within. It’s about operating sustainability and responsibly, to protect and preserve the natural beauty of the most important training facility we’ve got - planet earth.