All Tirzepatide Certificate of Analysis results(7,697 COAs)
TitrateLab · Certificate of Analysis

Tirzepatide 99.8% Purity — GYCCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity
Dose vs label +4.1% Essentially at label
Evidence URL referenced Trust: medium
AI summary Third-party lab

This COA was tested by Janoshik, an independent third-party lab. The Tirzepatide batch (yellow caps July US warehouse G20250466) showed 99.818% purity. The tested quantity was 62.47mg against a 60mg label, a deviation of +4.12%. Endotoxin status is unknown. The test is older (6-12 months) and customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
  • unknown test method
Test date
2025-09-25
Testing lab
Janoshik
Batch / lot
yellow caps July US warehouse G20250466
Quantity
62.47mg
label 60mg · tested 62.47mg
Endotoxins
Assay method
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.82% ranks higher than 48% of the 7694 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-09-25 by Janoshik. This test is newer than 28% of our catalogued Tirzepatide certificates.

GYC has 284 certificates in our corpus, including 96 for Tirzepatide at a median tested purity of 99.84%.

Manufacturer
GYC
View vendor profile
Source

Third-party community lab

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Catalogued
2026-04-24
Related

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All Tirzepatide results & stats
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 →