Hangzhou Youngpeptide Biotechnology HYB -- Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Hangzhou Youngpeptide Biotechnology HYB.
21
CoAs on file
99.68%
Avg reported purity
3
Compounds tested
Apr 27, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 9 | 99.68% | Apr 27, 2026 |
| Tirzepatide | 8 | 99.54% | Dec 28, 2025 |
| GHK-Cu | 4 | 99.92% | Feb 10, 2026 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | -- | 99.9% | Lab E | Apr 27, 2026 | verify |
| Retatrutide | -- | 99.9% | Lab E | Mar 5, 2026 | verify |
| GHK-Cu | -- | 99.9% | Lab E | Feb 10, 2026 | verify |
| Retatrutide | -- | 99.8% | Lab G | Feb 9, 2026 | verify |
| Retatrutide | -- | 99.88% | Lab E | Dec 29, 2025 | verify |
| Tirzepatide | -- | 99.95% | Lab E | Dec 28, 2025 | verify |
| Tirzepatide | -- | -- | Lab E | Dec 28, 2025 | verify |
| GHK-Cu | -- | 99.95% | Lab E | Dec 22, 2025 | verify |
| Tirzepatide | -- | 99.6% | Lab G | Dec 17, 2025 | verify |
| Tirzepatide | -- | 99.7% | Lab G | Dec 17, 2025 | verify |
| Retatrutide | -- | 99.66% | Lab E | Dec 16, 2025 | verify |
| Retatrutide | -- | 99.4% | Lab G | Dec 12, 2025 | verify |
| Retatrutide | -- | 99.7% | Lab G | Dec 12, 2025 | verify |
| Retatrutide | -- | -- | Lab G | Dec 9, 2025 | verify |
| Tirzepatide | -- | 99.95% | Lab E | Nov 24, 2025 | verify |
| GHK-Cu | -- | 99.86% | Lab E | Nov 24, 2025 | verify |
| GHK-Cu | -- | 99.95% | Lab E | Nov 24, 2025 | verify |
| Tirzepatide | -- | 99.95% | Lab E | Nov 24, 2025 | verify |
| Tirzepatide | -- | 99.46% | Lab E | Aug 30, 2025 | verify |
| Retatrutide | -- | 99.2% | Lab D | Aug 4, 2025 | verify |
| Tirzepatide | -- | 98.19% | Lab E | Jun 19, 2025 | verify |
Showing 21 most recent of 21. Search the full database on the CoA page.
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<a href="https://ascendpeptide.org/coa/vendor/hangzhou-youngpeptide-biotechnology-hyb/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/hangzhou-youngpeptide-biotechnology-hyb.svg" alt="Hangzhou Youngpeptide Biotechnology HYB: lab tested, 21 CoAs on file at ASCEND Peptide" width="230" height="54"> </a>
Data comes from publicly posted third-party lab certificates (Janoshik, MZ Biolabs, and others) and community submissions. Purity figures are as reported by the testing lab for the specific batch tested; they are not a guarantee of any other batch. For research and informational purposes only.