Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Yabang Peptide.
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 9 | 99.05% | Jun 15, 2026 |
| Tirzepatide | 9 | 97.46% | Jun 1, 2026 |
| BPC-157 | 2 | 99.75% | Mar 6, 2026 |
| TB-500 | 2 | 99.88% | Mar 6, 2026 |
| GHK-Cu | 2 | 99.65% | Mar 6, 2026 |
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | -- | 93.8% | Lab E | Jun 15, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab E | Jun 1, 2026 | verify |
| Retatrutide | -- | 99.9% | Lab E | May 26, 2026 | verify |
| Tirzepatide | -- | 79.4% | Lab E | May 7, 2026 | verify |
| Retatrutide | -- | 99.9% | Lab E | May 7, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab E | May 4, 2026 | verify |
| Retatrutide | -- | 99.9% | Lab E | May 4, 2026 | verify |
| BPC-157 | -- | 99.7% | Lab G | Mar 6, 2026 | verify |
| TB-500 | -- | 99.8% | Lab G | Mar 6, 2026 | verify |
| GHK-Cu | -- | 99.6% | Lab G | Mar 6, 2026 | verify |
| Retatrutide | -- | 99.7% | Lab G | Mar 6, 2026 | verify |
| Retatrutide | -- | 99.8% | Lab G | Jan 21, 2026 | verify |
| TB-500 | -- | 99.95% | Lab E | Jan 8, 2026 | verify |
| GHK-Cu | -- | 99.7% | Lab E | Jan 5, 2026 | verify |
| BPC-157 | -- | 99.8% | Lab G | Dec 15, 2025 | verify |
| Retatrutide | -- | 99.09% | Lab E | Nov 16, 2025 | verify |
| Retatrutide | -- | 99.55% | Lab E | Nov 16, 2025 | verify |
| Retatrutide | -- | 99.81% | Lab E | Nov 16, 2025 | verify |
| Tirzepatide | -- | 99.9% | Lab G | Oct 13, 2025 | verify |
| Tirzepatide | -- | 99.2% | Lab G | Oct 13, 2025 | verify |
| Tirzepatide | -- | 99.3% | Lab G | Oct 13, 2025 | verify |
| Tirzepatide | -- | 99.7% | Lab G | Oct 13, 2025 | verify |
| Tirzepatide | -- | 99.9% | Lab G | Oct 13, 2025 | verify |
| Tirzepatide | -- | 99.9% | Lab G | Oct 13, 2025 | verify |
Showing 24 most recent of 24. Search the full database on the CoA page.
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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.