Finnrick, an independent testing programme, publishes 30 assays for Zhuoyue Biotechnology: 21 met its Purity focus threshold (at least 99.5% purity, no more than 35% dosage deviation) and 8 did not. Most recent assay 14 Jul 2026.
Zhuoyue Biotechnology operates from China, listed by Finnrick as "Trading", has no storefront on record — Finnrick lists only a messaging or social contact. Source: Finnrick, https://www.finnrick.com/vendors/zhuoyue-biotechnology.
Finnrick-tested with very poor results. Tested across 2 peptide products with 17 total samples.
Zhuoyue Biotechnology is listed as active. Finnrick Grade E. Finnrick avg score: 6.1/10 across 17 samples (2 products). Poor quality detected in testing. Use with extreme caution.
Zhuoyue Biotechnology holds independent lab grade E, assigned across 17 graded samples, average score 6.1/10. That grade comes from an independent grader's own sampling, not from PeptideAtlas, and it describes the samples that grader obtained rather than every batch sold.
| Product | Assays | Result |
|---|---|---|
| Tirzepatide | 15 | 8 passed, 7 failed |
| Retatrutide | 11 | 9 passed, 1 failed |
| GHK-Cu | 4 | 4 passed, 0 failed |
Source: Finnrick, as published 2026-08-09. Pass and fail are Finnrick's classification against its own threshold, not ours.
| Status | Active |
|---|---|
| Independent lab grade | E (17 samples) |
| Average grader score | 6.1/10 |
| Vendor type | Research-use supplier |
These details were read from Zhuoyue Biotechnology's own website on 2026-08-17. Pages consulted:
Zhuoyue Biotechnology is listed as active and we hold 30 Finnrick assays (21 passing, 8 failing its purity threshold); an independent lab grade of E. That is evidence about the batches that were tested or published, not a guarantee about the vial you receive.
Yes. Finnrick, an independent testing programme, publishes 30 assays for Zhuoyue Biotechnology: 21 met its Purity focus threshold (at least 99.5% purity, no more than 35% dosage deviation) and 8 did not. Most recent assay 14 Jul 2026.
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