Zhengzhou Lan Yun Cosmetic Trading: Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Zhengzhou Lan Yun Cosmetic Trading.
41
CoAs on file
99.47%
Avg reported purity
6
Compounds tested
Sep 16, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 15 | 98.99% | Sep 16, 2026 |
| Tirzepatide | 12 | 99.86% | Sep 7, 2026 |
| GHK-Cu | 7 | 99.84% | Jul 13, 2026 |
| BPC-157 | 3 | 98.85% | Jul 13, 2026 |
| Tesamorelin | 2 | 99.68% | Jul 20, 2026 |
| Ipamorelin | 2 | 99.79% | Mar 2, 2026 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | n/a | 95.79% | Lab K | Sep 16, 2026 | verify |
| Retatrutide | n/a | n/a | Lab G | Sep 7, 2026 | verify |
| Tirzepatide | n/a | n/a | Lab G | Sep 7, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab E | Aug 13, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Aug 12, 2026 | verify |
| Retatrutide | RT30-26-001 | 99.9% | Lab G | Aug 6, 2026 | verify |
| Tirzepatide | T30-26-001 | 99.8% | Lab G | Aug 6, 2026 | verify |
| Tirzepatide | TR50-26-001 | 99.8% | Lab G | Aug 6, 2026 | verify |
| Tesamorelin | TS10-01-001 | 99.7% | Lab G | Jul 20, 2026 | verify |
| GHK-Cu | 3-2026 | 99.9% | Lab E | Jul 13, 2026 | verify |
| BPC-157 | 3-2026 | n/a | Lab E | Jul 13, 2026 | verify |
| Retatrutide | 3-2026 | 99.9% | Lab E | Jul 13, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Jul 1, 2026 | verify |
| Retatrutide | n/a | n/a | Lab E | Jul 1, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Jul 1, 2026 | verify |
| Tirzepatide | n/a | n/a | Lab G | Jun 26, 2026 | verify |
| Retatrutide | n/a | 99.8% | Lab G | Jun 8, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | May 27, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab G | May 25, 2026 | verify |
| GHK-Cu | n/a | 99.7% | Lab G | May 25, 2026 | verify |
| Retatrutide | n/a | 99.5% | Lab E | Mar 3, 2026 | verify |
| Ipamorelin | LX250910 | 99.9% | Lab E | Mar 2, 2026 | verify |
| GHK-Cu | Jan,2,2026 | 99.89% | Lab E | Mar 2, 2026 | verify |
| Retatrutide | n/a | 95.87% | Lab E | Feb 26, 2026 | verify |
| GHK-Cu | n/a | 99.78% | Lab E | Feb 22, 2026 | verify |
Showing 25 most recent of 41. Search the full database on the CoA page.
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<a href="https://ascendpeptide.org/coa/vendor/zhengzhou-lan-yun-cosmetic-trading/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/zhengzhou-lan-yun-cosmetic-trading.svg" alt="Zhengzhou Lan Yun Cosmetic Trading: lab tested, 41 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.