All Retatrutide Certificate of Analysis results(10,452 COAs)
TitrateLab · Certificate of Analysis
Tested vendor:Zhengzhou Lanyun All Retatrutide COAs & research All Retatrutide results & stats

Retatrutide 99.8% Purity — Zhengzhou LanyunCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.80%
Dose vs label +7.1% Over the labeled dose
Evidence Source archived
Test date
2026-06-08
Testing lab
LabG
Batch / lot
Sept 2 2025
Quantity
25.7mg
label 24mg · tested 25.7mg
Endotoxins
—
Assay method
HPLC + mass quantification + endotoxins
Test score
9.1
Label dose
24mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.80% ranks higher than 42% of the 10447 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-06-08 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 82% of our catalogued Retatrutide certificates.

Zhengzhou Lanyun has 16 certificates in our corpus, including 9 for Retatrutide at a median tested purity of 99.60%.

Manufacturer
Zhengzhou Lanyun
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Source

Finnrick

Source archived

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
24mg
Container
White Label / Silver Crimp / Green Cap
Catalogued
2026-06-14
Saved source

Saved source document

sha256:1c68dd2ae0f0cb32… — immutable copy held by TitrateLab

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Related

Other Retatrutide certificates

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99.8% 2026-07-31
Freedom Diagnostics Gladdix Peptides Retatrutide
99.5% 2026-07-31
Freedom Diagnostics Genesis Wellness Retatrutide
99.5% 2026-07-31
Freedom Diagnostics Genesis Peptides Retatrutide
99.9% 2026-07-31
Freedom Diagnostics Foundation Aminos, Inc. Retatrutide
99.9% 2026-07-31
Freedom Diagnostics Forbidden Fruit Retatrutide
99.9% 2026-07-31
Freedom Diagnostics Felix Chemical Supply Retatrutide
99.9% 2026-07-31
Freedom Diagnostics
All Retatrutide results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Zhengzhou Lanyun or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →