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Are You Certified by NSF or to NSF?

Not all certifications are created equal. Here’s what sets NSF certification apart:

Certified by NSF

Your product is certified by NSF, one of the most trusted independent certification bodies. Benefits include:

  • Authorized use of the NSF mark, recognized worldwide.
  • Access to NSF Connect, our industry-leading project tracking portal.
  • Dedicated project manager for personalized support.
  • Testing in NSF-owned laboratories by expert technicians.
  • Broad international acceptance of your product.

Certified to NSF standards

Your product was certified to an NSF/ANSI standard by another certification body.

  • Limited international acceptance.
  • No access to NSF Connect, dedicated support or NSF mark.
  • No assurance of NSF’s rigorous testing and auditing process.

The NSF mark matters. It’s more than compliance—it’s a symbol of trust, safety and global recognition.

Ready to Get Certified by NSF?

Start your certification journey today

What’s New with NSF

  • Reverse osmosis water purification system under sink in a kitchen.  Water cleaning system installation. 3d illustration

    NSF Launches Protocol 549 for Glyphosate Reduction Claims

    October 14, 2026
    P549 is the first standard globally that validates glyphosate reduction performance of water filtration systems and products.
    Read the Story
  • Cambium Analytica, an NSF Company, Opens New Lab in Traverse City, Mich

    October 6, 2026
    Ribbon cutting debuts innovative 15,000-square-foot testing facility to support evolving needs of the food & supplement industries.
    Read the Story
  • Young beautiful athlete woman training on outdoors exercise bike in park and eating energy bar.

    NSF Drives Industry Conversations at SupplySide Global 2026 - Las Vegas, Oct. 26–30

    September 17, 2026
    NSF returns to SupplySide Global with expert-led training and trusted certification solutions. Visit Booth 4741 to discover how NSF and Cambium Analytica help brands build trust, increase consumer confidence and stand out in a competitive marketplace.
    Read the Story
  • NSF Welcomes Hanjun Kwon, Managing Director, APAC

    September 14, 2026
    Experienced business leader to drive sustainable growth, organizational development and operational excellence across the Asia-Pacific region.
    Read the Story