All Retatrutide Certificate of Analysis results— 9826 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.5% Purity — GYCCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.526%
Dose vs label +6.0% Over the labeled dose
Evidence Artifact captured Trust: low
AI summary Third-party lab

This COA was tested by an independent third-party lab, Janoshik. However, the report lacks specific details for this Retatrutide batch, including purity, quantity, endotoxin status, and test date. While a verification URL is available, the absence of key data points makes it difficult to assess the product.

Watch out for
  • no purity data
  • no endotoxin test
  • no quantity data
Test date
2025-04-11
Testing lab
Janoshik
Batch / lot
Quantity
15.90 mg
label 15mg · tested 15.90 mg
Endotoxins
Assay method
Label dose
15mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.53% ranks higher than 16% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-04-11 by Janoshik. This test is newer than 3% of our catalogued Retatrutide certificates.

GYC has 282 certificates in our corpus, including 77 for Retatrutide at a median tested purity of 99.72%.

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
15mg
Catalogued
2026-04-22
Artifact hash
502cd5790f0b509a…
Related

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All Retatrutide 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 →