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

Tirzepatide 100.0% Purity — GYCCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.963%; 99.956%; 99.960%.
Dose vs label +10.5% Over the labeled dose
Evidence Artifact captured Trust: low
AI summary Third-party lab

This COA was tested by Janoshik, an independent third-party lab. However, the report lacks specific details regarding purity, test method, quantity, endotoxin status, and batch ID. The test recency is also unknown. While a verification URL is available, the absence of key data points limits the utility of this COA.

Watch out for
  • no purity data
  • no endotoxin test
  • no quantity data
Test date
2025-08-12
Testing lab
Janoshik
Batch / lot
Quantity
44.21 mg
label 40mg · tested 44.21 mg
Endotoxins
Assay method
Label dose
40mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.96% ranks higher than 96% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-08-12 by Janoshik. This test is newer than 24% of our catalogued Tirzepatide certificates.

GYC has 282 certificates in our corpus, including 96 for Tirzepatide at a median tested purity of 99.84%.

Manufacturer
GYC
View vendor profile
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 shown here.

Verify on the upstream lab
Dose
40mg
Catalogued
2026-04-22
Artifact hash
6b6f6af5a48604a9…
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This certificate is part of TitrateLab's community-trust corpus. See more from GYC or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →