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

Retatrutide 100.0% Purity — Great Life PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.95%
Dose vs label +12.6% Over the labeled dose
Evidence Source archived
Test date
2026-05-19
Testing lab
Freedom Diagnostics
Batch / lot
001
Quantity
13.51 mg
label 12mg · tested 13.51 mg
Endotoxins
Assay method
HPLC + MS
Label dose
12mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.95% ranks higher than 90% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-05-19 by Freedom Diagnostics via HPLC + MS. This test is newer than 79% of our catalogued Retatrutide certificates.

Great Life Peptides has 4 certificates in our corpus, including 4 for Retatrutide at a median tested purity of 99.82%.

Manufacturer
Great Life 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

sha256:5934058eacd93495… — immutable copy held by TitrateLab

Download the saved PDF (sha256 5934058eacd9…)
Related

Other Retatrutide certificates

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