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

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

Tested purity 99.9% High purity · 99.854%
Dose vs label +3.5% Essentially at label
Evidence Source archived
Test date
2026-01-09
Testing lab
Freedom Diagnostics
Batch / lot
RT40BR1626
Quantity
41.39 mg
label 40mg · tested 41.39 mg
Endotoxins
Assay method
HPLC + MS
Label dose
40mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.85% ranks higher than 55% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-01-09 by Freedom Diagnostics via HPLC + MS. This test is newer than 39% of our catalogued Retatrutide certificates.

Pura Peptides has 113 certificates in our corpus, including 34 for Retatrutide at a median tested purity of 99.84%.

Manufacturer
Pura 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
40mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:fae50e8967a682c3… — immutable copy held by TitrateLab

Download the saved PDF (sha256 fae50e8967a6…)
Related

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