Retatrutide 99.7% Purity — Guardian LabsCertificate of Analysis · Independent third-party lab result

Name: Retatrutide COA — Guardian Labs (99.7% purity)
Creator: Freedom Diagnostics
License: https://titratelab.com/terms

Tested purity 99.7% High purity · 99.71%

Dose vs label -4.2% Essentially at label

Evidence Source archived

Test date: 2026-06-05
Testing lab: Freedom Diagnostics
Batch / lot: GL-3RT-CC-20
Quantity: 19.16 mg
Endotoxins: —
Assay method: HPLC + MS
Label dose: 20mg

Context

How this result compares

This Retatrutide certificate's tested purity of 99.71% ranks higher than 31% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-06-05 by Freedom Diagnostics via HPLC + MS. This test is newer than 86% of our catalogued Retatrutide certificates.

Guardian Labs has 9 certificates in our corpus, including 4 for Retatrutide at a median tested purity of 99.75%.

Manufacturer

Guardian Labs

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Source

Freedom Diagnostic

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.

Retatrutide 99.7% Purity — Guardian LabsCertificate of Analysis · Independent third-party lab result

How this result compares

Freedom Diagnostic

Saved source document

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