NSF Certified for Sport
Built for performance at the highest level
Whether you compete professionally, train for personal goals, or simply want greater assurance in the products you use, NSF Certified for Sport® helps you make confident choices about the products that support your active lifestyle.
You set a high standard. Your products should too.
When it comes to supplements, functional foods, and personal care products, quality matters. NSF Certified for Sport® provides independent verification that products contain what the label says, meet rigorous quality standards, and are screened for substances that could pose a risk to health, performance, and athletic eligibility.
Trusted by the world of sport.
As the original sports certification program, NSF Certified for Sport® has set the benchmark for product testing and verification for more than two decades. It is recognized or recommended by leading sports and anti-doping organizations, including Major League Baseball (MLB & MiLB), the National Hockey League (NHL), the NFL, PGA TOUR, LPGA, USADA, and the iNADO framework. For athletes, coaches, and active consumers around the world, the mark is a trusted symbol of quality, transparency, and integrity.
Independent certification
Certification is conducted by independent experts using science-based standards and objective testing, providing an unbiased basis for trust.
Verified for quality and accuracy
NSF confirms that certified products contain the ingredients listed on the label and comply with strict quality requirements, helping consumers make confident choices.
Trusted where performance matters
NSF screens certified products for substances banned by major athletic organizations, reducing the risk of inadvertent doping and enabling athletes to compete with confidence.
Confidence that goes the distance
Certification doesn't stop once a product is approved. Ongoing testing, facility audits, and monitoring help ensure products continue meeting NSF Certified for Sport® requirements year after year.
See which products are NSF Certified for Sport®
Whether you're training, competing, or focused on your overall wellness, choose products you can trust. Visit nsfsport.com to learn more about the program and search supplements, functional foods, and personal care products