All Retatrutide Certificate of Analysis results— 9827 COAs
TitrateLab · Certificate of Analysis

Retatrutide 100.0% Purity — Zhang TyCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.95%
Dose vs label -6.0% Under the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this Retatrutide batch at 99.95% purity via HPLC and mass quantification. The tested quantity of 28.2mg was 6% below the 30mg label. Endotoxin status is unknown. This test is older (6-12 months), but customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • stale (6-12 months)
  • quantity deviation (-6%)
Test date
2025-08-11
Testing lab
LabE
Batch / lot
(no batch ID)
Quantity
28.2mg
label 30mg · tested 28.2mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
7.7
Label dose
30mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.95% ranks higher than 91% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-08-11 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 11% of our catalogued Retatrutide certificates.

Zhang Ty has 4 certificates in our corpus, including 3 for Retatrutide at a median tested purity of 99.62%.

Manufacturer
Zhang Ty
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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
30mg
Container
No Label / Silver Crimp / Clear [NAME_REDACTED]
Catalogued
2026-04-16
Artifact hash
4d48aadb9b3a2c12…
Saved source

Saved source document

sha256:21a354d1205520ab… — 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 Zhang Ty or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →