Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Cellupep.
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 14 | 99.76% | Jul 12, 2026 |
| BPC-157 | 6 | 98.42% | Jul 12, 2026 |
| Tirzepatide | 5 | 99.79% | Aug 2, 2026 |
| GHK-Cu | 5 | 99.86% | Apr 27, 2026 |
| TB-500 Thymosin Beta-4 | 3 | 99.53% | Mar 18, 2026 |
| TB-500 | 1 | 89.9% | Oct 22, 2025 |
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Tirzepatide | n/a | 99.9% | Lab E | Aug 2, 2026 | verify |
| Tirzepatide | 20260136 | 99.9% | Lab G | Jul 19, 2026 | verify |
| BPC-157 | 202604bc10 | 99% | Lab E | Jul 12, 2026 | verify |
| Retatrutide | 202604r10 | 99.9% | Lab E | Jul 12, 2026 | verify |
| Retatrutide | Mar7,2026 | 99.9% | Lab E | May 10, 2026 | verify |
| Retatrutide | 258012 | 99.9% | Lab E | May 10, 2026 | verify |
| Retatrutide | n/a | 99.2% | Lab E | Apr 27, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Apr 27, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab G | Mar 24, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Mar 21, 2026 | verify |
| BPC-157 | n/a | 98.7% | Lab G | Mar 18, 2026 | verify |
| TB-500 Thymosin Beta-4 | n/a | 99.2% | Lab G | Mar 18, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Mar 17, 2026 | verify |
| TB-500 Thymosin Beta-4 | n/a | 99.7% | Lab G | Mar 16, 2026 | verify |
| BPC-157 | n/a | 99.2% | Lab G | Mar 16, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Feb 21, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Feb 21, 2026 | verify |
| Tirzepatide | 258007 | 99.9% | Lab E | Feb 19, 2026 | verify |
| GHK-Cu | n/a | 99.7% | Lab G | Feb 19, 2026 | verify |
| Retatrutide | RT20 - Gold Top 12/2/25 | 99.9% | Lab E | Feb 17, 2026 | verify |
| BPC-157 | BC10 - Blue Top 12/2/25 | 99.9% | Lab E | Feb 17, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Feb 17, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Feb 17, 2026 | verify |
| TB-500 Thymosin Beta-4 | TB10 - Pink Top 12/2/25 | 99.7% | Lab E | Feb 17, 2026 | verify |
| Retatrutide | 250926 | 99.2% | Lab E | Jan 25, 2026 | verify |
Showing 25 most recent of 34. Search the full database on the CoA page.
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<a href="https://ascendpeptide.org/coa/vendor/cellupep/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/cellupep.svg" alt="Cellupep: lab tested, 34 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.