Trust the Data. Not the Source.
| Vendor / Client | Tests | Best Purity | Latest Test |
|---|---|---|---|
| Orbitrex Peptide | 3 | 99.40% | 22 OCT 2025 |
| XYX | 2 | 99.56% | 02 OCT 2025 |
| Shanghai Fushida Chemical | 2 | 99.25% | 28 JUL 2025 |
| Allen Bio Company | 2 | 99.87% | 17 SEP 2025 |
| zztai Peptide Ltd | 1 | 99.40% | 04 JUL 2025 |
| Cocer Peptides | 1 | 99.53% | 27 OCT 2025 |
| Qingdao Sigma Chemical | 1 | 99.87% | 03 JAN 2025 |
| Nexaph | 1 | 99.48% | 12 MAR 2025 |
| Sigma Audley | 1 | 99.74% | 24 SEP 2025 |
| ZLZPeptide | 1 | 99.68% | 07 OCT 2025 |
| DS1 | 1 | 99.63% | 05 DEC 2025 |
| HK Peptide Ltd | 1 | 99.75% | 21 OCT 2025 |
| MandyBio | 1 | 99.95% | 28 NOV 2025 |
| Orbitrex Peptides | 1 | 99.19% | 12 DEC 2025 |
| med.tech.sz2023@gmail.com | 1 | 99.55% | 09 JAN 2026 |
| professorpeptides.org | 1 | 99.34% | 16 SEP 2025 |
| Homopeptide.com | 1 | 99.37% | 05 JAN 2026 |
| Eros Peptides | 1 | 99.91% | 10 APR 2025 |