SK Laboratories
5420 East La Palma Avenue, Anaheim, California, USA
NSF GMP-certifiedSK Laboratories is a contract manufacturer in Anaheim, California, producing capsules, tablets and powders with custom formulation. Its minimum is 2,000 units per SKU, and it can drop-ship directly to Amazon fulfillment. Its facility is NSF GMP-certified (NSF/ANSI 455-2) with an A rating (January 2026), and also listed under NSF 306.
At a glance
Minimums2,000 units per SKU
TypeContract Manufacturer
Makes in-houseYes
CertificationNSF GMP-certified
EvidenceStrong
Evidence shows how much of this listing we could confirm from public records, not how good the facility is. Checks are re-run monthly. How we grade, and the latest run date.
What they make
Specialties
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: Published: 2,000 units per SKU.
- Facility address: Street address on record.
FDA recalls:none found under this company name in openFDA food and drug reports at the last monthly check. That isn't proof of a clean history.
Sources
- SK Labs homepage
- NSF 455-2 listing - SK Anaheim
- NSF GMP listing C0336477
- SK press - 455-2 A rating Jan 2026
Re-checked monthly. How we check listings, and the latest run date.
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