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

Retatrutide 99.9% Purity — GYCCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.90%
Dose vs label -6.6% Under the labeled dose -16.6% vs vendor claim (56.0mg)
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this retatrutide batch (2025091250) at 99.9% purity via HPLC and mass quantification. The tested quantity was 46.7mg, a significant deviation of -16.6% from the 50mg label. Endotoxin status is not applicable, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • significant quantity deviation
  • older (6-12 months)
Test date
2025-09-12
Testing lab
LabE
Batch / lot
[PHONE_REDACTED]
Quantity
46.7mg
label 50mg · tested 46.7mg
vendor batch claim 56.0mg (Website)
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
6.4
Label dose
50mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.90% ranks higher than 70% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-09-12 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 15% 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

Finnrick

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.

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
50mg
Container
No Label / Green Crimp / Clear Cap
Catalogued
2026-04-25
Artifact hash
6d75bd0a33a2b424…
Saved source

Saved source document

sha256:7e88eea8db85e7df… — immutable copy held by TitrateLab

Related

Other Retatrutide certificates

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 →