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

Name: Retatrutide COA — Wllybio (99.8% purity)
Creator: LabE
License: https://titratelab.com/terms

Tested purity 99.8% High purity · 99.85%

Dose vs label -5.4% Under the labeled dose

Evidence Artifact captured

Test date: 2025-09-30
Testing lab: LabE
Batch / lot: (no batch ID)
Quantity: 4.73mg
Endotoxins: —
Assay method: HPLC + mass quantification + endotoxins
Test score: 7.7
Label dose: 5mg

Context

How this result compares

This Retatrutide certificate's tested purity of 99.85% ranks higher than 53% of the 10447 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-09-30 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 16% of our catalogued Retatrutide certificates.

Wllybio has 35 certificates in our corpus, including 14 for Retatrutide at a median tested purity of 99.82%.

Manufacturer

Wllybio

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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: 5mg
Container: (no data)
Catalogued: 2026-06-07
Artifact hash: c1c8a80f4e2ee2b0…

Saved source

Saved source document

sha256:d2105e5be0a3ba1a… — 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 Wllybio or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →