Trust the Data. Not the Source.
| Vendor / Client | Tests | Best Purity | Latest Test |
|---|---|---|---|
| Orbitrex Peptide | 3 | 99.30% | 08 NOV 2025 |
| Sigma Audley | 2 | 99.76% | 22 SEP 2025 |
| XYX | 2 | 99.83% | 30 SEP 2025 |
| zztai Peptide Ltd | 1 | 99.01% | 19 DEC 2025 |
| Coastal Peptides | 1 | 99.25% | 10/02/24 |
| Shanghai Senria Tech | 1 | 99.58% | 18 APR 2025 |
| Hangzhou Youngpeptide Biotechnology | 1 | 99.94% | 29 SEP 2025 |
| Orbitrex Peptides | 1 | 98.84% | 08 NOV 2025 |
| peptidehackers.com | 1 | 99.97% | 12 AUG 2024 |
| Nexaph | 1 | 99.02% | 08 DEC 2025 |
| cellpept.eu | 1 | 99.22% | 14 NOV 2025 |