Jiuzhou Peptide sells to businesses rather than direct to researchers. The site says it has traded since 2003. It lists 2 products.
In its own words: “JiuZhou Peptide is a wholly-owned subsidiary of YaBang Peptide, is a cutting-edge biotechnology firm specializing in the research, development, and manufacturing of innovative peptide-based therapeutics. Our mission is to harness the exquisite specificity and potency of peptides to address unmet medical needs and transform patient lives. With a world-class team of scientists and state-of- the-art facilities, we lever”
We found no test results or certificates anywhere on Jiuzhou Peptide's site.
No prices are published. You have to ask over messaging before you can compare cost against another supplier. Orders ship with DHL, FedEx, and EMS.
Worth knowing before you order: consumer email only, no published COAs, and no research-use-only notice. Every contact address is a free consumer mailbox ([email protected]) rather than an address on the company's own domain. There is no registered business identity behind the contact route.
Site check: 2 products listed; ships via DHL, FedEx, EMS.
Jiuzhou Peptide is listed as active. Tracked by Finnrick with 4 unlisted tests.
| Status | Active |
|---|---|
| Vendor type | Research-use supplier |
These details were read from Jiuzhou Peptide's own website on 2026-08-10. Pages consulted:
We hold no independent testing, published certificates, or ratings for Jiuzhou Peptide, so we cannot tell you whether it is legitimate. That is an absence of evidence, not evidence of a scam — it means nobody has tested it.
We hold no independent third-party assays for Jiuzhou Peptide. Any purity figure it publishes is self-reported unless it names the lab that produced it.
Jiuzhou Peptide uses DHL and FedEx and EMS.
Popular peptides: Semaglutide, Tirzepatide, Retatrutide, BPC-157, CJC-1295, Ipamorelin.
Other reviewed vendors: JTP Just The Product Peptides Review, Junli Peptide Review, JYMed Peptide Review.