All Retatrutide Certificate of Analysis results— 9703 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.9% Purity — Legacy Peptide LabsCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.94%
Dose vs label -4.0% Essentially at label
Evidence Source archived
Test date
2026-06-01
Testing lab
Freedom Diagnostics
Batch / lot
Reta10A-0626-06
Quantity
9.60 mg
label 10mg · tested 9.60 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.94% ranks higher than 86% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-06-01 by Freedom Diagnostics via HPLC + MS. This test is newer than 83% of our catalogued Retatrutide certificates.

Legacy Peptide Labs has 45 certificates in our corpus, including 7 for Retatrutide at a median tested purity of 99.88%.

Manufacturer
Legacy Peptide Labs
View vendor profile
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.

Method
HPLC + MS
Test type
freedom_composite
Dose
10mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:0c295e0bd29aa466… — immutable copy held by TitrateLab

Download the saved PDF (sha256 0c295e0bd29a…)
Related

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