Dianabol COA — Verified Certificate of Analysis Results
5 independent third-party certificates of analysis for Dianabol, from 1 labs across 5 vendors (2023-07-26 to 2025-04-01).
Every Dianabol certificate of analysis below is from an independent third-party lab, ingested and verified by TitrateLab. The figures here are computed live from the 5 published Dianabol certs in our corpus.
Assay metrics
Dianabol lab-testing metrics
0
Zero-purity certs
Mean dose vs label+6.8%
Within 10% of label dose60%
Overdosed ≥ +7%20%
Underdosed ≤ −7%20%
COAs per testing lab
Every lab testing Dianabol 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% | 0 |
| 94–95% | 0 |
| 95–96% | 0 |
| 96–97% | 0 |
| 97–98% | 0 |
| 98–99% | 0 |
| 99–100% | 0 |
COAs over time
Dianabol certificates published per month.
| Month | Certificates |
|---|---|
| 2023-07 | 1 |
| 2023-08 | 1 |
| 2024-10 | 1 |
| 2024-11 | 1 |
| 2025-04 | 1 |
Most-tested vendors
Vendors by Dianabol certificate count.
See who tests most — unlock the vendor names with Pro.
Verified Dianabol certificates of analysis
| Vendor | Purity | Dose vs label | Lab | Tested | |
|---|---|---|---|---|---|
| Matrix Laboratories | — | -0.1% | Janoshik | 2025-04-01 | View COA → |
| Asteroid Biotech | — | -2.0% | Janoshik | 2024-11-15 | View COA → |
| Redmondpharmacy | — | +54.7% | Janoshik | 2024-10-08 | View COA → |
| Axle Labs | — | -6.2% | Janoshik | 2023-08-24 | View COA → |
| MuscleCandy | — | -12.2% | Janoshik | 2023-07-26 | View COA → |