Every Oxytocin certificate of analysis below is from an independent third-party lab, ingested and verified by TitrateLab. The figures here are computed live from the 12 published Oxytocin certs in our corpus.
12
Certificates
2
Independent labs
99.0%
Median tested purity
27%
Within 10% of label dose
Verified Oxytocin certificates of analysis
| Vendor | Purity | Dose vs label | Lab | Tested | |
|---|---|---|---|---|---|
| Peptide Gurus | 97.529% | +20.9% | Janoshik | 2026-04-14 | View COA → |
| EZP | 99.463% | +8.2% | Janoshik | 2026-02-20 | View COA → |
| AMP | 99.452% | +9.2% | Janoshik | 2026-02-20 | View COA → |
| cs@ruo.bio | 99.01% | -12.4% | Janoshik | 2026-01-20 | View COA → |
| Homopeptide | 98.246% | +16.6% | Unknown | 2026-01-05 | View COA → |
| MKM Peptides | 98.537% | +35.8% | Janoshik | 2025-12-12 | View COA → |
| Modern Research LLC | 99.792% | -11.6% | Janoshik | 2025-03-28 | View COA → |
| Verified Peptides | 98.03% | — | Janoshik | 2025-03-20 | View COA → |
| GENLABS | 99.019% | -23.5% | Janoshik | 2024-12-14 | View COA → |
| Sigma Audley | 98.907% | +9.4% | Janoshik | 2024-08-30 | View COA → |
| ProPeptide Research Lab | 99.208% | -49.0% | Janoshik | 2024-03-24 | View COA → |
| Qingdao Sigma Chemical | 95.434% | +10.4% | Janoshik | 2024-03-20 | View COA → |