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

Retatrutide 99.8% Purity — Simple PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.815%
Dose vs label +11.2% Over the labeled dose
Evidence Source archived
Test date
2025-12-24
Testing lab
Freedom Diagnostics
Batch / lot
GR48-12222025-J
Quantity
53.37 mg
label 48mg · tested 53.37 mg
Endotoxins
Assay method
HPLC + MS
Label dose
48mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.81% ranks higher than 47% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-12-24 by Freedom Diagnostics via HPLC + MS. This test is newer than 35% of our catalogued Retatrutide certificates.

Simple Peptide has 561 certificates in our corpus, including 52 for Retatrutide at a median tested purity of 99.89%.

Manufacturer
Simple Peptide
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
48mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:fcb2bcf3bc59772b… — immutable copy held by TitrateLab

Download the saved PDF (sha256 fcb2bcf3bc59…)
Related

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