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

Name: Retatrutide COA — Barn (99.9% purity)
Creator: LabE
License: https://titratelab.com/terms

Tested purity 99.9% High purity · 99.9%

Dose vs label +5.3% Over the labeled dose -7.9% vs vendor claim (34.3mg)

Evidence Artifact captured

Test date: 2026-05-11
Testing lab: LabE
Batch / lot: R30260115-300
Quantity: 31.6mg
Endotoxins: below loq
Assay method: HPLC + mass quantification + endotoxins
Test score: 8.5
Label dose: 30mg

Context

How this result compares

This Retatrutide certificate's tested purity of 99.90% ranks higher than 70% of the 10463 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-05-11 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 71% of our catalogued Retatrutide certificates.

Barn has 54 certificates in our corpus, including 17 for Retatrutide at a median tested purity of 99.81%.

Manufacturer

Barn

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Certificate

Test report image

Certificate scan as published.

Source

Finnrick

Artifact captured

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Method: HPLC + mass quantification + endotoxins
Test type: finnrick_composite
Dose: 30mg
Container: White Label / Silver Crimp / Violet Cap
Catalogued: 2026-05-31
Artifact hash: e102d351b6ada84e…

Saved source

Saved source document

sha256:c18ea4e507979907… — immutable copy held by TitrateLab

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Other Retatrutide certificates

This certificate is part of TitrateLab's community-trust corpus. See more from Barn or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →