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

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

Tested purity 99.9% High purity · 99.91%
Dose vs label +19.3% Over the labeled dose
Evidence Source archived
Test date
2025-06-14
Testing lab
Freedom Diagnostics
Batch / lot
N-RET[PHONE_REDACTED]-13
Quantity
14.32 mg
label 12mg · tested 14.32 mg
Endotoxins
Assay method
HPLC + MS
Label dose
12mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.91% ranks higher than 77% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-06-14 by Freedom Diagnostics via HPLC + MS. This test is newer than 6% of our catalogued Retatrutide certificates.

Simple Peptides has 141 certificates in our corpus, including 11 for Retatrutide at a median tested purity of 99.79%.

Manufacturer
Simple 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
12mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:adb0ec11f546693d… — immutable copy held by TitrateLab

Download the saved PDF (sha256 adb0ec11f546…)
Related

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