All Retatrutide Certificate of Analysis results— 9828 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.2% Purity — ZYHCertificate of Analysis · Independent third-party lab result

Tested purity 99.2% High purity
Dose vs label +53.5% Over the labeled dose
Evidence URL referenced Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide batch ('Red caps') at 99.245% purity. However, the quantity tested was 15.35mg against a 10mg label, a significant deviation of +53.5%. The test is stale (over a year old), and details on the test method and endotoxin status are unknown. Customers can cross-check on the lab's public verification URL.

Watch out for
  • stale (1+ years old)
  • significant quantity deviation
  • no endotoxin test
Test date
2025-04-02
Testing lab
Janoshik
Batch / lot
Red caps
Quantity
15.35mg
label 10mg · tested 15.35mg
Endotoxins
Assay method
Context

How this result compares

This Retatrutide certificate's tested purity of 99.25% ranks higher than 7% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-04-02 by Janoshik. This test is newer than 3% of our catalogued Retatrutide certificates.

ZYH has 5 certificates in our corpus, including 2 for Retatrutide at a median tested purity of 99.52%.

Manufacturer
ZYH
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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This certificate is part of TitrateLab's community-trust corpus. See more from ZYH or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →