Simple Peptide: Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Simple Peptide.
47
CoAs on file
99.38%
Avg reported purity
9
Compounds tested
Sep 24, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 15 | 99.61% | Sep 4, 2026 |
| Tirzepatide | 7 | 99.83% | Sep 5, 2026 |
| GHK-Cu | 6 | 99.57% | Sep 24, 2026 |
| Semaglutide | 4 | 99.87% | May 6, 2025 |
| BPC-157 | 4 | 98.99% | Sep 5, 2026 |
| Melanotan II | 3 | 98.51% | Apr 30, 2025 |
| CJC-1295 DAC | 3 | 97.25% | Apr 30, 2025 |
| Ipamorelin | 3 | 99.55% | Apr 30, 2025 |
| Tesamorelin | 2 | 99.8% | Sep 5, 2026 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| GHK-Cu | GHK 100-032026-4 | 99.9% | Lab E | Sep 24, 2026 | verify |
| Tesamorelin | TESM10-042026-4 | 99.7% | Lab G | Sep 5, 2026 | verify |
| BPC-157 | bpc15-042026-4 | 99.6% | Lab G | Sep 5, 2026 | verify |
| Tirzepatide | gt100-042026-4 | 99.9% | Lab G | Sep 5, 2026 | verify |
| Retatrutide | GR12-032026-4 | 99.9% | Lab E | Sep 4, 2026 | verify |
| GHK-Cu | GHK100-032026-4 | 98.3% | Lab E | Sep 4, 2026 | verify |
| Retatrutide | GR 12-032026-1 | 99.9% | Lab E | Sep 4, 2026 | verify |
| GHK-Cu | GHK 100-032026-4 | 99.9% | Lab E | Aug 26, 2026 | verify |
| Retatrutide | GR0608062025-J | 99.9% | Lab E | Aug 13, 2026 | verify |
| Retatrutide | GR06-042026-1 | 99.9% | Lab E | Jul 14, 2026 | verify |
| GHK-Cu | GHK 100-032026-4 | 99.6% | Lab E | Jul 13, 2026 | verify |
| Retatrutide | GR24-12222025-j | n/a | Lab G | Jul 9, 2026 | verify |
| Retatrutide | n/a | 99.7% | Lab G | Jul 9, 2026 | verify |
| Retatrutide | GR12-09222025-J | 99.9% | Lab E | May 5, 2026 | verify |
| Retatrutide | GR0608062025-J | 99.9% | Lab E | Apr 28, 2026 | verify |
| Tesamorelin | TESMO 12172025-J | 99.9% | Lab E | Mar 18, 2026 | verify |
| Retatrutide | GR-12 12-08-2025 | 99.9% | Lab E | Mar 6, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Mar 6, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Mar 4, 2026 | verify |
| GHK-Cu | n/a | 99.9% | Lab E | Feb 20, 2026 | verify |
| Tirzepatide | TIR 1008162025-10 | 99.9% | Lab E | Feb 18, 2026 | verify |
| Tirzepatide | TIR3005212025-15 | 99.76% | Lab E | Oct 3, 2025 | verify |
| GHK-Cu | n/a | 99.81% | Lab E | Aug 4, 2025 | verify |
| Tirzepatide | 24121001 | 99.805% | Lab C | May 7, 2025 | verify |
| Retatrutide | 24102807 | 99.382% | Lab C | May 6, 2025 | verify |
Showing 25 most recent of 47. 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.