All Tirzepatide Certificate of Analysis results— 7380 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 99.9% Purity — Uther PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity
Dose vs label +17.9% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this tirzepatide batch (Feb 2025 Black cap) at 99.918% purity. The quantity tested was 35.37mg, a significant deviation of +17.9% from the 30mg label. Endotoxin status is unknown. This test is stale (over 1 year old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • stale (1+ years old)
  • no endotoxin test
  • significant quantity deviation (+17.9%)
Test date
2025-02-27
Testing lab
Janoshik
Batch / lot
Feb 2025 ( Black cap )
Quantity
35.37mg
label 30mg · tested 35.37mg
Endotoxins
Assay method
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.92% ranks higher than 81% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-02-27 by Janoshik. This test is newer than 9% of our catalogued Tirzepatide certificates.

Uther Peptide has 524 certificates in our corpus, including 65 for Tirzepatide at a median tested purity of 99.85%.

Manufacturer
Uther Peptide
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Third-party community lab

Artifact captured

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

Catalogued
2026-04-24
Artifact hash
94f77597697d9931…
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This certificate is part of TitrateLab's community-trust corpus. See more from Uther Peptide or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →