Shandong Xierfu Biotechnology
Shandong Xierfu Biotechnology is a turnkey private-label and contract manufacturer in Yanzhou, Shandong, China, producing capsules, tablets, softgels, gummies, powders and oral liquids. It states more than 16 years in supplement R&D and manufacturing and offers gelatin, HPMC and pullulan capsule shells plus private-label packaging. Its facility is NSF GMP-certified (NSF/ANSI 455-2). It mentions flexible minimums but publishes no figure; ask for MOQ by format.
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: City only. Confirm where products are actually made.
FDA recalls: none found under this company name in openFDA food and drug reports (checked 2026-10-16). That isn't proof of a clean history.
Last reviewed October 2026. How we check listings.
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