Zhejiang Yichenkang Biotechnology: Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Zhejiang Yichenkang Biotechnology.
58
CoAs on file
99.57%
Avg reported purity
9
Compounds tested
Dec 11, 2025
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 12 | 99.69% | Dec 11, 2025 |
| Tirzepatide | 9 | 99.62% | Dec 5, 2025 |
| Semaglutide | 7 | 99.6% | Aug 5, 2025 |
| Ipamorelin | 7 | 99.82% | Sep 5, 2025 |
| BPC-157 | 7 | 99.04% | Aug 4, 2025 |
| CJC-1295 No DAC | 5 | 99.65% | Aug 4, 2025 |
| Melanotan II | 5 | 99.01% | Aug 4, 2025 |
| GHK-Cu | 5 | 99.95% | Sep 20, 2025 |
| CJC-1295 | 1 | 99.59% | Jul 10, 2025 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | n/a | 99.62% | Lab E | Dec 11, 2025 | verify |
| Tirzepatide | n/a | 99.5% | Lab G | Dec 5, 2025 | verify |
| Retatrutide | n/a | 99.4% | Lab G | Dec 2, 2025 | verify |
| Retatrutide | 608040-10/23/2025 | 99.95% | Lab E | Nov 25, 2025 | verify |
| Retatrutide | n/a | 99.95% | Lab E | Oct 17, 2025 | verify |
| GHK-Cu | n/a | 100% | Lab G | Sep 20, 2025 | verify |
| GHK-Cu | n/a | 100% | Lab G | Sep 20, 2025 | verify |
| Ipamorelin | n/a | 99.7% | Lab G | Sep 5, 2025 | verify |
| Ipamorelin | n/a | 100% | Lab G | Sep 5, 2025 | verify |
| Semaglutide | n/a | 99.108% | Lab D | Aug 5, 2025 | verify |
| Retatrutide | n/a | 99.292% | Lab D | Aug 5, 2025 | verify |
| Tirzepatide | n/a | 99.461% | Lab D | Aug 5, 2025 | verify |
| CJC-1295 No DAC | n/a | 99.13% | Lab D | Aug 4, 2025 | verify |
| Ipamorelin | n/a | 99.553% | Lab D | Aug 4, 2025 | verify |
| BPC-157 | n/a | 99.458% | Lab D | Aug 4, 2025 | verify |
| Melanotan II | n/a | 99.778% | Lab D | Aug 4, 2025 | verify |
| Retatrutide | n/a | 99.94% | Lab E | Aug 4, 2025 | verify |
| BPC-157 | n/a | 97% | Lab G | Jul 25, 2025 | verify |
| BPC-157 | n/a | 99% | Lab G | Jul 25, 2025 | verify |
| Tirzepatide | n/a | 100% | Lab G | Jul 24, 2025 | verify |
| Tirzepatide | n/a | 100% | Lab G | Jul 24, 2025 | verify |
| Retatrutide | n/a | 100% | Lab G | Jul 23, 2025 | verify |
| Retatrutide | n/a | 100% | Lab G | Jul 23, 2025 | verify |
| Semaglutide | n/a | 100% | Lab G | Jul 22, 2025 | verify |
| Semaglutide | n/a | 100% | Lab G | Jul 22, 2025 | verify |
Showing 25 most recent of 58. Search the full database on the CoA page.
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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.