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

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

Tested purity 99.9% High purity · 99.87%
Dose vs label +26.0% Over the labeled dose
Evidence Source archived
Test date
2026-05-12
Testing lab
Freedom Diagnostics
Batch / lot
1
Quantity
12.60 mg
label 10mg · tested 12.60 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.87% ranks higher than 59% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-05-12 by Freedom Diagnostics via HPLC + MS. This test is newer than 75% of our catalogued Retatrutide certificates.

OWL Peptides has 1 certificate in our corpus, including 1 for Retatrutide at a median tested purity of 99.87%.

Manufacturer
OWL 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
10mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:ef79e5e8ea2b6118… — immutable copy held by TitrateLab

Download the saved PDF (sha256 ef79e5e8ea2b…)
Related

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