Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Amino Lair.
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 10 | 99.76% | Jul 20, 2026 |
| Tirzepatide | 9 | 99.79% | Jun 6, 2026 |
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | n/a | 99.9% | Lab E | Jul 20, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Jul 13, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Jul 13, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Jun 22, 2026 | verify |
| Tirzepatide | n/a | 99.8% | Lab G | Jun 6, 2026 | verify |
| Tirzepatide | n/a | n/a | Lab G | Jun 6, 2026 | verify |
| Tirzepatide | n/a | 99.8% | Lab G | Mar 19, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab G | Jan 7, 2026 | verify |
| Retatrutide | n/a | 99.5% | Lab G | Dec 10, 2025 | verify |
| Retatrutide | n/a | 99.6% | Lab G | Oct 14, 2025 | verify |
| Retatrutide | n/a | 99.6% | Lab E | Oct 9, 2025 | verify |
| Retatrutide | n/a | 99.5% | Lab G | Oct 6, 2025 | verify |
| Tirzepatide | n/a | 99.79% | Lab E | Oct 3, 2025 | verify |
| Retatrutide | n/a | 99.92% | Lab E | Sep 30, 2025 | verify |
| Tirzepatide | n/a | 99.84% | Lab E | Sep 30, 2025 | verify |
| Tirzepatide | n/a | 99.84% | Lab E | Aug 28, 2025 | verify |
| Retatrutide | n/a | 99.91% | Lab E | Aug 21, 2025 | verify |
| Tirzepatide | n/a | 99.66% | Lab F | Aug 14, 2025 | verify |
| Tirzepatide | n/a | 99.67% | Lab E | Aug 11, 2025 | verify |
Showing 19 most recent of 19. Search the full database on the CoA page.
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<a href="https://ascendpeptide.org/coa/vendor/amino-lair/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/amino-lair.svg" alt="Amino Lair: lab tested, 19 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.