Marvel Peptide -- Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Marvel Peptide.
10
CoAs on file
99.78%
Avg reported purity
1
Compounds tested
Jun 1, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 10 | 99.78% | Jun 1, 2026 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | 258013 | 99.9% | Finnrick Lab E | Jun 1, 2026 | verify |
| Retatrutide | -- | 99.6% | Finnrick Lab G | Apr 1, 2026 | verify |
| Retatrutide | 021526 | 99.8% | Finnrick Lab G | Mar 6, 2026 | verify |
| Retatrutide | -- | 99.9% | Finnrick Lab E | Feb 17, 2026 | verify |
| Retatrutide | Marv2510220131 | 99.9% | Finnrick Lab E | Feb 10, 2026 | verify |
| Retatrutide | Tr20-111 | 99.7% | Finnrick Lab G | Feb 3, 2026 | verify |
| Retatrutide | -- | 99.7% | Finnrick Lab E | Jan 25, 2026 | verify |
| Retatrutide | -- | 99.8% | Finnrick Lab G | Jan 25, 2026 | verify |
| Retatrutide | -- | 99.83% | Finnrick Lab E | Dec 22, 2025 | verify |
| Retatrutide | -- | 99.7% | Finnrick Lab G | Dec 15, 2025 | verify |
Showing 10 most recent of 10. Search the full database on the CoA page.
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<a href="https://ascendpeptide.org/coa/vendor/marvel-peptide/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/marvel-peptide.svg" alt="Marvel Peptide: lab tested, 10 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.