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

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

Tested purity 99.9% High purity · 99.86%
Dose vs label +10.7% Over the labeled dose
Evidence Source archived
Test date
2026-06-24
Testing lab
Freedom Diagnostics
Batch / lot
02060
Quantity
33.22 mg
label 30mg · tested 33.22 mg
Endotoxins
Assay method
HPLC + MS
Label dose
30mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.86% ranks higher than 56% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-06-24 by Freedom Diagnostics via HPLC + MS. This test is newer than 95% of our catalogued Retatrutide certificates.

Progression Peptides has 10 certificates in our corpus, including 3 for Retatrutide at a median tested purity of 99.73%.

Manufacturer
Progression 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
30mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:46f37121ebdbc9ea… — immutable copy held by TitrateLab

Download the saved PDF (sha256 46f37121ebdb…)
Related

Other Retatrutide certificates

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