Mk 677 COA — Verified Certificate of Analysis Results
18 independent third-party certificates of analysis for Mk 677, from 2 labs across 15 vendors (2020-06-16 to 2026-08-09).
Every Mk 677 certificate of analysis below is from an independent third-party lab, ingested and verified by TitrateLab. The figures here are computed live from the 18 published Mk 677 certs in our corpus.
Assay metrics
Mk 677 lab-testing metrics
99.1%
Median tested purity
0
Zero-purity certs
Mean purity98.6%
Mean dose vs label+0.5%
Within 10% of label dose89%
Overdosed ≥ +7%11%
Underdosed ≤ −7%11%
COAs per testing lab
Every lab testing Mk 677 in the corpus.
Tested-purity distribution
Bins below 90% tested purity.
| Purity range | Certificates |
|---|---|
| 0–50% | 0 |
| 50–70% | 0 |
| 70–80% | 0 |
| 80–85% | 0 |
| 85–90% | 0 |
| 90–91% | 0 |
| 91–92% | 0 |
| 92–93% | 0 |
| 93–94% | 1 |
| 94–95% | 0 |
| 95–96% | 0 |
| 96–97% | 1 |
| 97–98% | 0 |
| 98–99% | 2 |
| 99–100% | 11 |
COAs over time
Mk 677 certificates published per month.
| Month | Certificates |
|---|---|
| 2020-06 | 1 |
| 2022-12 | 1 |
| 2023-07 | 1 |
| 2024-12 | 1 |
| 2025-05 | 1 |
| 2026-03 | 2 |
| 2026-05 | 4 |
| 2026-06 | 1 |
| 2026-07 | 3 |
| 2026-08 | 3 |
Most-tested vendors
Top 10 of 15 vendors by Mk 677 certificate count.
See who tests most — unlock the vendor names with Pro.
+ 5 more vendors with fewer certificates.
Verified Mk 677 certificates of analysis
18 records. Zero guesswork.
Unlock the actual vendor, purity, dose accuracy, lab, batch and saved certificate for every Mk 677 result.
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