Peptide C COA — Verified Certificate of Analysis Results
8 independent third-party certificates of analysis for Peptide C, from 1 labs across 1 vendors (2026-02-24 to 2026-06-20).
Every Peptide C certificate of analysis below is from an independent third-party lab, ingested and verified by TitrateLab. The figures here are computed live from the 8 published Peptide C certs in our corpus.
8
Certificates
1
Independent labs
99.7%
Median tested purity
60%
Within 10% of label dose
↑ 60%
Overdosed (≥ +7% vs label)
↓ 0%
Underdosed (≤ −7% vs label)
Verified Peptide C certificates of analysis
| Vendor | Purity | Dose vs label | Lab | Tested | |
|---|---|---|---|---|---|
| Unknown vendor (review) | 99.72% | +10.3% | Freedom Diagnostics | 2026-06-20 | View COA → |
| Unknown vendor (review) | 99.51% | — | Freedom Diagnostics | 2026-06-07 | View COA → |
| Unknown vendor (review) | 99.6% | — | Freedom Diagnostics | 2026-05-28 | View COA → |
| Unknown vendor (review) | 99.93% | — | Freedom Diagnostics | 2026-04-26 | View COA → |
| Unknown vendor (review) | 99.68% | +5.8% | Freedom Diagnostics | 2026-03-22 | View COA → |
| Unknown vendor (review) | 99.58% | +11.4% | Freedom Diagnostics | 2026-03-22 | View COA → |
| Unknown vendor (review) | 99.646% | +9.1% | Freedom Diagnostics | 2026-03-05 | View COA → |
| Unknown vendor (review) | 99.67% | +5.2% | Freedom Diagnostics | 2026-02-24 | View COA → |