Simpson Labs
27540 Avenue Mentry, Valencia, California, USA
NSF GMP-certifiedSimpson Labs is a contract manufacturer in Valencia, California, operating two sites and producing capsules, powders, probiotics, collagen and stick packs. It states monthly capacity of 22 million stick packs and 64 million powder containers filled, and states it is QAI organic certified. Both sites are NSF GMP-certified (NSF/ANSI 455-2) for capsules and powders.
At a glance
MinimumsNot published — request quote
TypeContract Manufacturer
Makes in-houseYes
CertificationNSF GMP-certified
EvidenceModerate
Evidence shows how much of this listing we could confirm from public records, not how good the facility is. Reviewed November 2026. How we grade.
What they make
Certifications
NSF certification is confirmed in NSF's public registry. Other certifications are as stated by the maker.
What we checked
- Independent certification: NSF GMP-certified in NSF's public registry.
- Lab testing: No lab-testing information published. Ask how each batch is tested.
- Minimum order: Not published. Ask in your quote request.
- Facility address: Street address on record.
FDA recalls: none found under this company name in openFDA food and drug reports (checked 2026-11-01). That isn't proof of a clean history.
Sources
Last reviewed November 2026. How we check listings.
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