Shanghai Leader Peptide Biotechnology: Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Shanghai Leader Peptide Biotechnology.
57
CoAs on file
99.7%
Avg reported purity
5
Compounds tested
Jun 4, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 24 | 99.69% | May 12, 2026 |
| Tirzepatide | 10 | 99.85% | May 24, 2026 |
| GHK-Cu | 10 | 99.73% | Jun 4, 2026 |
| Tesamorelin | 9 | 99.52% | Jun 3, 2026 |
| BPC-157 | 4 | 99.86% | Jun 1, 2026 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| GHK-Cu | n/a | n/a | Lab G | Jun 4, 2026 | verify |
| Tesamorelin | n/a | 99.7% | Lab G | Jun 3, 2026 | verify |
| BPC-157 | n/a | 99.9% | Lab E | Jun 1, 2026 | verify |
| GHK-Cu | n/a | 99.6% | Lab G | May 31, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab G | May 24, 2026 | verify |
| GHK-Cu | n/a | 99.6% | Lab E | May 12, 2026 | verify |
| Retatrutide | n/a | 99.6% | Lab G | May 12, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab E | May 7, 2026 | verify |
| Tesamorelin | n/a | 99.9% | Lab E | May 5, 2026 | verify |
| Retatrutide | n/a | n/a | Lab E | May 5, 2026 | verify |
| Retatrutide | n/a | n/a | Lab E | May 5, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Apr 27, 2026 | verify |
| Retatrutide | 20251218-01 | 99.9% | Lab E | Apr 22, 2026 | verify |
| Retatrutide | n/a | 98.7% | Lab E | Apr 22, 2026 | verify |
| Tesamorelin | n/a | 98.9% | Lab E | Apr 22, 2026 | verify |
| Retatrutide | n/a | 99.7% | Lab G | Apr 20, 2026 | verify |
| Retatrutide | n/a | n/a | Lab G | Apr 12, 2026 | verify |
| Retatrutide | n/a | 99.4% | Lab G | Apr 12, 2026 | verify |
| Tesamorelin | n/a | 99.8% | Lab G | Apr 12, 2026 | verify |
| Retatrutide | n/a | n/a | Lab G | Apr 12, 2026 | verify |
| Tirzepatide | n/a | n/a | Lab G | Apr 12, 2026 | verify |
| Retatrutide | n/a | 99.5% | Lab G | Apr 12, 2026 | verify |
| Tirzepatide | n/a | 99.7% | Lab G | Apr 12, 2026 | verify |
| Tirzepatide | n/a | 99.7% | Lab G | Apr 1, 2026 | verify |
| GHK-Cu | 0317260001 | 99.4% | Lab G | Apr 1, 2026 | verify |
Showing 25 most recent of 57. 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.