PurePeptides: Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by PurePeptides.
21
CoAs on file
95.15%
Avg reported purity
4
Compounds tested
Aug 11, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 7 | 99.85% | Jul 12, 2026 |
| Tirzepatide | 6 | 99.8% | Sep 3, 2025 |
| Tesamorelin | 4 | 99.92% | Aug 11, 2026 |
| Ipamorelin | 4 | 77.55% | Mar 19, 2025 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Tesamorelin | n/a | 99.9% | Lab E | Aug 11, 2026 | verify |
| Tesamorelin | TSM20-02 | n/a | Lab E | Jul 12, 2026 | verify |
| Retatrutide | RT60-04 | n/a | Lab E | Jul 12, 2026 | verify |
| Retatrutide | 2025-05-22 | 99.9% | Lab E | Mar 18, 2026 | verify |
| Tesamorelin | GRCTes1001 | 99.9% | Lab E | Mar 1, 2026 | verify |
| Retatrutide | RT5314 | 99.95% | Lab E | Jan 18, 2026 | verify |
| Tesamorelin | GRCTes1001 | 99.95% | Lab E | Jan 14, 2026 | verify |
| Tirzepatide | n/a | 99.79% | Lab E | Sep 3, 2025 | verify |
| Tirzepatide | n/a | 99.9% | Lab E | Aug 10, 2025 | verify |
| Tirzepatide | 2024-07-23 | 99.98% | Lab B | Mar 19, 2025 | verify |
| Ipamorelin | 2024-01-05 | 79.31% | Lab B | Mar 19, 2025 | verify |
| Retatrutide | 2024-10-21 | 99.93% | Lab B | Mar 19, 2025 | verify |
| Ipamorelin | 2024-01-05 | 79.838% | Lab C | Mar 4, 2025 | verify |
| Ipamorelin | 2024-01-05 | 79.975% | Lab C | Mar 4, 2025 | verify |
| Retatrutide | 2024-10-21 | 99.753% | Lab C | Feb 27, 2025 | verify |
| Tirzepatide | 2024-07-23 | 99.607% | Lab C | Feb 27, 2025 | verify |
| Retatrutide | 2024-10-21 | 99.651% | Lab C | Feb 27, 2025 | verify |
| Tirzepatide | 2024-07-23 | 99.806% | Lab C | Feb 27, 2025 | verify |
| Ipamorelin | 2024-01-05 | 71.093% | Lab A | Feb 26, 2025 | verify |
| Retatrutide | 2024-10-21 | 99.896% | Lab A | Feb 26, 2025 | verify |
| Tirzepatide | 2024-07-23 | 99.732% | Lab A | Feb 26, 2025 | verify |
Showing 21 most recent of 21. Search the full database on the CoA page.
Embed this badge
Sell or represent PurePeptides? Link your customers to this page with the badge below. Free, no signup. The badge and counts update as new lab results land.
<a href="https://ascendpeptide.org/coa/vendor/purepeptides/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/purepeptides.svg" alt="PurePeptides: 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.