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

Tirzepatide 99.4% Purity — YCCertificate of Analysis · Independent third-party lab result

Tested purity 99.4% High purity
Dose vs label +3.5% 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 'Pink Cap March 2025' showed 99.358% purity. The tested quantity of 31.06mg was 3.53% above the 30mg label. However, the test is stale (over 1 year old), and endotoxin status and test method are unknown. Customers can cross-check on the lab's public verification URL.

Watch out for
  • stale (1+ years old)
  • no endotoxin test
  • unknown test method
Test date
2025-04-15
Testing lab
Janoshik
Batch / lot
[NAME_REDACTED] 2025
Quantity
31.06mg
label 30mg · tested 31.06mg
Endotoxins
Assay method
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.36% ranks higher than 9% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-04-15 by Janoshik. This test is newer than 12% of our catalogued Tirzepatide certificates.

YC has 13 certificates in our corpus, including 8 for Tirzepatide at a median tested purity of 99.72%.

Manufacturer
YC
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 YC or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →