Methylene Blue COA — Verified Certificate of Analysis Results
14 independent third-party certificates of analysis for Methylene Blue, from 1 labs across 2 vendors (2025-05-20 to 2026-07-02).
Every Methylene Blue certificate of analysis below is from an independent third-party lab, ingested and verified by TitrateLab. The figures here are computed live from the 14 published Methylene Blue certs in our corpus.
14
Certificates
1
Independent labs
98.4%
Median tested purity
56%
Within 10% of label dose
↑ 44%
Overdosed (≥ +7% vs label)
↓ 11%
Underdosed (≤ −7% vs label)
Verified Methylene Blue certificates of analysis
| Vendor | Purity | Dose vs label | Lab | Tested | |
|---|---|---|---|---|---|
| Unknown vendor (review) | — | +5.4% | Freedom Diagnostics | 2026-07-02 | View COA → |
| Unknown vendor (review) | — | +30.9% | Freedom Diagnostics | 2026-05-23 | View COA → |
| Simple Peptide | — | +30.9% | Freedom Diagnostics | 2026-05-23 | View COA → |
| Unknown vendor (review) | — | -2.2% | Freedom Diagnostics | 2026-05-23 | View COA → |
| Unknown vendor (review) | — | -6.2% | Freedom Diagnostics | 2026-05-23 | View COA → |
| Unknown vendor (review) | 99.01% | +131.1% | Freedom Diagnostics | 2026-05-02 | View COA → |
| Unknown vendor (review) | 99.156% | +30.8% | Freedom Diagnostics | 2026-03-11 | View COA → |
| Unknown vendor (review) | 98.586% | -9.2% | Freedom Diagnostics | 2026-02-03 | View COA → |
| Unknown vendor (review) | 97.048% | — | Freedom Diagnostics | 2026-01-18 | View COA → |
| Unknown vendor (review) | 98.42% | — | Freedom Diagnostics | 2026-01-13 | View COA → |
| Unknown vendor (review) | 99.627% | — | Freedom Diagnostics | 2025-09-17 | View COA → |
| Unknown vendor (review) | 98.06% | — | Freedom Diagnostics | 2025-06-10 | View COA → |
| Unknown vendor (review) | 97.72% | -2.1% | Freedom Diagnostics | 2025-06-10 | View COA → |
| Unknown vendor (review) | 95.64% | — | Freedom Diagnostics | 2025-05-20 | View COA → |