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

Retatrutide 99.8% Purity — P4R ResearchCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.81%
Dose vs label -8.0% Under the labeled dose
Evidence Source archived
Test date
2025-08-20
Testing lab
Freedom Diagnostics
Batch / lot
P4R Research
Quantity
9.2 mg
label 10mg · tested 9.2 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
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 2025-08-20 by Freedom Diagnostics via HPLC + MS. This test is newer than 12% of our catalogued Retatrutide certificates.

P4R Research has 9 certificates in our corpus, including 6 for Retatrutide at a median tested purity of 99.81%.

Manufacturer
P4R Research
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

sha256:310f62505c0d45d5… — immutable copy held by TitrateLab

Download the saved PDF (sha256 310f62505c0d…)
Related

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All Retatrutide results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from P4R Research or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →