Klean Athlete

Athletes, click here to visit our Consumer Site designed just for you.

We power peak performance through optimal health by harnessing the science of sports nutrition to deliver safe, NSF Certified for Sport® supplements for athletes.


Shop our best-selling products to optimize peak performance with the essentials that matter most.

A delicious, strawberry orange-flavored chewable tablet delivering 525 mg of Vitamin C.


Targeted support when your body can't produce Vitamin D naturally.


Balances bacteria in your gut so that the vitamins and nutrients you need to perform can be properly absorbed into your bloodstream.



Klean Athlete® was founded by athletes for athletes, inspired by those who strive for optimal health and peak performance, every day and for the long-term, who demand the most from themselves, their sport and their nutrition. Our goal is simple, to help you achieve yours, by fueling your foundation to perform at the highest level.


  • Third party‐certified, free‐from, science‐based formulas using high‐quality ingredients
  • GMO‐free and formulated without wheat, gluten, or artificial coloring, flavoring or sweeteners
  • Uncompromising standards at state‐of‐the‐art U.S. manufacturing facilities
  • Rigorous testing by accredited and cGMP compliant laboratories to ensure safety, consistency and quality

NSF Certified for Sport®

This certification helps athletes, coaches and trainers make more informed decisions when choosing sports supplements and is recognized by leading professional sports organizations. To learn more about Certified for Sport®, visit nsfsport.com.



Klean Athlete is trusted by over 350 professional and collegiate sports teams in the U.S. and Canada, in addition to many of the world’s top coaches, trainers and health professionals.

Resources to Train Klean

Why Klean Brochure: Klean Athlete Brochure


Klean Athlete Peak Performance Planogram Support Brochure - Log in to download

Product Guide: Klean Athlete Sports Nutrition Product Guide 

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  1. KA201309-90 | Klean Antioxidant
    Klean Antioxidant
    Key ingredients to help guard against the cellular damage that comes from intense training.
  2. KA202600-60 | Klean B Complex
    Klean B Complex
    A combination of essential B vitamins to support energy production, cardiovascular and cellular functions.
  3. KA57678-258 | Klean BCAA + Peak ATP®
    Klean BCAA + Peak ATP®
    Klean BCAA + PEAK ATP® supplies a 2:1:1 ratio of the branched-chain amino acids leucine, isoleucine and valine, as well as 400 mg of ATP in each serving, to provide a direct source of energy to the muscles for performance and recovery.
  4. KA57722P-340 | Klean Collagen+C
    Klean Collagen+C
    Hydrolyzed collagen peptides plus vitamin C for joint and tissue support
  5. KA57768P-334 | Klean Collagen+C Tropical Fruit Flavor
    Klean Collagen+C Tropical Fruit Flavor
    Klean Collagen+C is a delicious natural tropical fruit-flavored drink mix that contains easily-absorbable collagen peptides combined with naturally-sourced vitamin C from organic amla fruit for joint and connective tissue support.
  6. KA57769P-304 | Klean Collagen+C Unflavored
    Klean Collagen+C Unflavored
    Klean Collagen+C is an unflavored drink mix that contains easily absorbable collagen peptides combined with naturally sourced vitamin C from organic amla fruit for joint and connective tissue support.
  7. KA57692P-315 | Klean Creatine
    Klean Creatine
    Klean Creatine is a product containing pure creatine to support muscle strength, performance, and recovery. If you take part in sports that require bursts of intense and repeated muscle power, creatine is clinically studied to help you increase your body strength, build muscle mass, and recover more quickly from strenuous exercise.
  8. KA201390-120 | Klean Electrolytes
    Klean Electrolytes
    A blend of minerals in capsule form to help replenish electrolytes and retain hydration.
  9. KA202598-90 | Klean Endurance
    Klean Endurance
    Chewable tablet that supports the natural way the human body produces energy.
  10. KA57737P-275 | Klean Essential Aminos +HMB
    Klean Essential Aminos +HMB
    A leucine-rich blend of essential amino acids + HMB® to support anabolic muscle mass
  11. KA201308-90 | Klean Focus®
    Klean Focus®
    A synergistic Fruit Blend, Alpha-GPC and a powerful dose of Lutein - a combination to support brain health.
  12. KA202509-100 | Klean Gummy Multivitamin
    Klean Gummy Multivitamin
    Klean Gummy Multivitamin provides athletes with a comprehensive and bioavailable vitamin/mineral formula to support optimal health and wellness needs.
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