Klean ATHLETE Klean-D | 5000 IU Vitamin D3 | Immune Health, Muscle Recovery, Calcium Absorption, Bone Strength | NSF Certified | 100 Tablets

Committed to Quality Quality is our commitment, and we take it seriously. That's why our entire product line is GMO-free and free of wheat, gluten, artificial coloring, flavoring, and sweeteners. We prioritize integrity and uphold the highest standards at our state-of-the-art U.S. manufacturing facilities, including rigorous testing and third-party certifications to guarantee safety, consistency, and quality.

Trusted by 350+ Pro Teams Klean Athlete is the trusted choice of over 350 professional and collegiate sports teams, as well as their athletes, coaches, and staff. We have partnerships with major and minor league teams, collegiate teams, and numerous professional sports organizations. Many of the world's top coaches, trainers, health professionals, and their athletes rely on Klean as their preferred supplement brand. Our product is the common denominator for athletes of all levels who trust in us, from professional champions to national team members and Elite World Champions.

Green in Klean Sustainability and responsibility are the driving forces behind our product inspiration, scientific foundation, and ingredient selection. We are committed to protecting and preserving the natural beauty of our most crucial training ground: planet earth.

Immune Function, Muscle Recovery, Calcium Absorption We understand the critical role that our products play in immune function, muscle recovery, and calcium absorption. Our goal is to support overall health and well-being for athletes under all conditions.

Klean is Clean Our promise of cleanliness translates into every aspect of our products. In addition to being GMO-free and free of wheat, gluten, artificial coloring, flavoring, and sweeteners, each product is third-party certified by NSF International's NSF Certified for Sport program. This certification provides athletes, coaches, and trainers with the peace of mind to make informed decisions about their sports supplements.

Fuel Your Foundation. Perform At Your Peak. We are dedicated to fueling the health and peak performance of athletes who demand the most from themselves, their sport, and their nutrition.

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