All Retatrutide Certificate of Analysis results(11,275 COAs)
TitrateLab · Certificate of Analysis

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

Tested purity 100.0% High purity · 99.95%
Dose vs label +13.7% Over the labeled dose
Evidence Source archived
Test date
2025-12-29
Testing lab
LabE
Batch / lot
September 19, 2025
Quantity
34.1mg
label 30mg · tested 34.1mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
7.8
Label dose
30mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.95% ranks higher than 91% of the 11270 Retatrutide certificates with a purity result we have catalogued (median 99.84%).

Tested 2025-12-29 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 32% of our catalogued Retatrutide certificates.

Crestpeptide has 4 certificates in our corpus, including 4 for Retatrutide at a median tested purity of 99.93%.

Manufacturer
Crestpeptide
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Source

Finnrick

Source archived

We archived this certificate's source document — an immutable, SHA-256-fingerprinted copy held by TitrateLab (see Saved source document below). It stays verifiable even if the upstream page disappears.

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
30mg
Container
No Label / Silver Crimp / Violet Cap
Catalogued
2026-06-21
Saved source

Saved source document

sha256:66987a10f117291c… — 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 Crestpeptide or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →