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

Retatrutide 99.9% Purity — Prevail PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.88%
Dose vs label +33.5% Over the labeled dose
Evidence Source archived
Test date
2026-03-05
Testing lab
Freedom Diagnostics
Batch / lot
PP030226-RT20
Quantity
26.69 mg
label 20mg · tested 26.69 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.88% ranks higher than 61% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-03-05 by Freedom Diagnostics via HPLC + MS. This test is newer than 59% of our catalogued Retatrutide certificates.

Prevail Peptides has 46 certificates in our corpus, including 10 for Retatrutide at a median tested purity of 99.77%.

Manufacturer
Prevail Peptides
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
20mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:5ac8deca4b4cb78c… — immutable copy held by TitrateLab

Download the saved PDF (sha256 5ac8deca4b4c…)
Related

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