TitrateLab · Certificate of Analysis

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

Name: Retatrutide COA — Welli Labs (99.8% purity)
Creator: Freedom Diagnostics
License: https://titratelab.com/terms

Tested purity 99.8% High purity · 99.81%

Dose vs label +23.6% Over the labeled dose

Evidence URL referenced Blend

Test date: 2026-03-18
Testing lab: Freedom Diagnostics
Batch / lot: WRLT-20-1007
Quantity: 24.71 mg
Endotoxins: —
Assay method: HPLC + MS
Label dose: 20mg

Context

How this result compares

This Retatrutide certificate's tested purity of 99.81% ranks higher than 46% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-03-18 by Freedom Diagnostics via HPLC + MS. This test is newer than 61% of our catalogued Retatrutide certificates.

Welli Labs has 87 certificates in our corpus, including 11 for Retatrutide at a median tested purity of 99.83%.

Manufacturer

Welli Labs

View vendor profile

Source

freedom_diagnostic

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Method: HPLC + MS
Test type: freedom_composite
Dose: 20mg
Catalogued: 2026-07-04

Other Retatrutide certificates

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