Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Top Peptide.
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Tirzepatide | 19 | 99.62% | Aug 12, 2026 |
| Retatrutide | 13 | 99.82% | Aug 13, 2026 |
| GHK-Cu | 5 | 99.86% | Apr 23, 2026 |
| Tesamorelin | 4 | 97.76% | Aug 12, 2026 |
| BPC-157 | 4 | 99.73% | May 13, 2026 |
| Semaglutide | 3 | 99.5% | Feb 20, 2026 |
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | Leo2026-06 | 99.9% | Lab E | Aug 13, 2026 | verify |
| Retatrutide | Lucy-2026-05 | 99.9% | Lab E | Aug 12, 2026 | verify |
| Tesamorelin | Lucy-white-2026-05 | 99.9% | Lab E | Aug 12, 2026 | verify |
| Tirzepatide | Leo-2026-06 | 99.9% | Lab E | Aug 12, 2026 | verify |
| Retatrutide | RT60-20260501 | 99.9% | Lab E | Jun 22, 2026 | verify |
| Tesamorelin | n/a | n/a | Lab G | Jun 17, 2026 | verify |
| Retatrutide | RT40-20260501 | 99.9% | Lab E | Jun 16, 2026 | verify |
| Retatrutide | n/a | 99.7% | Lab G | Jun 12, 2026 | verify |
| Tirzepatide | n/a | 99.6% | Lab G | Jun 12, 2026 | verify |
| BPC-157 | n/a | 99.9% | Lab E | May 13, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab E | Apr 28, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Apr 23, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab E | Apr 23, 2026 | verify |
| Retatrutide | n/a | 99.7% | Lab G | Mar 20, 2026 | verify |
| BPC-157 | n/a | 99.4% | Lab G | Mar 20, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Mar 18, 2026 | verify |
| BPC-157 | n/a | 99.9% | Lab E | Mar 18, 2026 | verify |
| Tirzepatide | Grey Top 10 ML | 99.9% | Lab G | Mar 4, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Feb 22, 2026 | verify |
| Tirzepatide | n/a | 99.77% | Lab E | Feb 20, 2026 | verify |
| Semaglutide | n/a | n/a | Lab E | Feb 20, 2026 | verify |
| Tirzepatide | n/a | 99.8% | Lab E | Feb 20, 2026 | verify |
| Tirzepatide | n/a | 99.77% | Lab E | Feb 11, 2026 | verify |
| Tesamorelin | n/a | 94.13% | Lab E | Feb 4, 2026 | verify |
| Retatrutide | n/a | 99.8% | Lab G | Jan 22, 2026 | verify |
Showing 25 most recent of 48. Search the full database on the CoA page.
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<a href="https://ascendpeptide.org/coa/vendor/top-peptide/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/top-peptide.svg" alt="Top Peptide: lab tested, 48 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.