AI summary Trust: medium Third-party lab

Janoshik tested this Proviron sample, finding 26.06mg of Mesterolone via AAS against a 25mg label (4.24% deviation). Purity and endotoxin results are not available. The test is stale (over 1 year old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no purity test
  • no endotoxin test
  • stale (1+ years old)
Test date
2025-04-01
Purity
—
Batch / lot
—
Lab
Janoshik
Quantity
label 25mg tested 26.06 mg
Qty vs label
+4.2%
Endotoxins
—
Test score
—
Manufacturer
Matrix Laboratories
View vendor dossier
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

✓ Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact below.

Verify on upstream
Dose
25mg
Catalogued
2026-04-22
Artifact hash
47764b8e423dcadc…
This COA is part of TitrateLab's community-trust corpus. See more from Matrix Laboratories or learn how trust scores are computed on the methodology page.