Klean Athlete™ is tested and certified by the NSF Certified for Sport® program, which was created to meet the growing demands of athletes, coaches and healthcare professionals to certify that sports supplements are safe and free from banned substances.
Leading sports organizations recommend the program, including the NFL, MLB, NHL, PGA and LPGA. Every product that carries the NSF Certified for Sport® Mark has undergone stringent laboratory testing to confirm content, purity and compliance. To learn more, visit nsfsport.com.
For a list of products that are currently certified to meet the requirements of the program, please visit NSF’s online products database.