WllyBIO -- Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by WllyBIO.
34
CoAs on file
99.62%
Avg reported purity
4
Compounds tested
Jun 14, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 13 | 99.79% | Jun 14, 2026 |
| Tirzepatide | 11 | 99.66% | Apr 27, 2026 |
| BPC-157 | 5 | 98.86% | Oct 28, 2025 |
| GHK-Cu | 5 | 99.86% | Dec 28, 2025 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | -- | 99.9% | Lab E | Jun 14, 2026 | verify |
| Retatrutide | -- | 99.8% | Lab G | Jun 5, 2026 | verify |
| Retatrutide | -- | 99.7% | Lab G | Jun 5, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab E | Apr 27, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab E | Apr 27, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab E | Apr 27, 2026 | verify |
| Tirzepatide | -- | 99.95% | Lab E | Dec 28, 2025 | verify |
| Retatrutide | -- | 99.9% | Lab E | Dec 28, 2025 | verify |
| GHK-Cu | -- | 99.95% | Lab E | Dec 28, 2025 | verify |
| Tirzepatide | -- | 99.69% | Lab E | Nov 16, 2025 | verify |
| Tirzepatide | -- | 99.95% | Lab E | Nov 16, 2025 | verify |
| Retatrutide | -- | 99.7% | Lab G | Nov 3, 2025 | verify |
| Retatrutide | -- | 99.6% | Lab G | Oct 29, 2025 | verify |
| BPC-157 | -- | 99.5% | Lab E | Oct 28, 2025 | verify |
| Tirzepatide | -- | 98.88% | Lab E | Oct 28, 2025 | verify |
| Retatrutide | -- | 99.77% | Lab E | Oct 16, 2025 | verify |
| Retatrutide | -- | 99.95% | Lab E | Oct 16, 2025 | verify |
| Retatrutide | -- | 99.85% | Lab E | Sep 29, 2025 | verify |
| Retatrutide | -- | 99.89% | Lab E | Sep 17, 2025 | verify |
| GHK-Cu | -- | 99.72% | Lab E | Sep 17, 2025 | verify |
| BPC-157 | -- | 99.42% | Lab E | Sep 9, 2025 | verify |
| Tirzepatide | -- | 99.7% | Lab E | Aug 30, 2025 | verify |
| Tirzepatide | -- | 99.8% | Lab E | Aug 30, 2025 | verify |
| Tirzepatide | -- | 98.93% | Lab E | Aug 30, 2025 | verify |
| GHK-Cu | -- | 99.74% | Lab E | Aug 30, 2025 | 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/wllybio/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/wllybio.svg" alt="WllyBIO: 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.