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

Retatrutide 99.4% Purity — Research 1 PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.4% High purity · 99.39%
Dose vs label 0.88 mg · tested 0.88 mg
Evidence Source archived
Test date
2026-06-07
Testing lab
Freedom Diagnostics
Batch / lot
R260005
Quantity
0.88 mg
Endotoxins
Assay method
HPLC + MS
Context

How this result compares

This Retatrutide certificate's tested purity of 99.39% ranks higher than 10% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-06-07 by Freedom Diagnostics via HPLC + MS. This test is newer than 86% of our catalogued Retatrutide certificates.

Research 1 Peptides has 222 certificates in our corpus, including 29 for Retatrutide at a median tested purity of 99.91%.

Manufacturer
Research 1 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
Catalogued
2026-07-04
Saved source

Saved source document

sha256:64a7645891cea332… — immutable copy held by TitrateLab

Download the saved PDF (sha256 64a7645891ce…)
Related

Other Retatrutide certificates

All Retatrutide results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Research 1 Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →