Supplement Cert Directory

Nordic Naturals

Is Nordic Naturals third-party tested?

Yes — as of 2026-09-21, Nordic Naturals holds 20 third-party certifications across 3 independent testing programs: Labdoor, NSF (dietary supplement certification), NSF Certified for Sport. Every certification below links to the certifying body's official listing so you can verify it at the source.

Registries checked (as of 2026-09-21): Informed · NSF (Products are tested for ~270 substances banned by most sports organizations.)(Products are tested for label accuracy and the absence of contaminants.) · USP · Labdoor (Products are independently laboratory-tested for purity and potency and assigned a letter grade.) · BSCG

Certified categories: fish oil, vitamin c, vitamin d

Last verified: 2026-09-21

SupplementSentry found certifications on 11 of Nordic Naturals's products in our index.

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Certification breakdown