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

Retatrutide 99.9% Purity — Stacked EssentialsCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.93%
Dose vs label +17.4% Over the labeled dose
Evidence Source archived
Test date
2026-05-05
Testing lab
Freedom Diagnostics
Batch / lot
6207
Quantity
23.47 mg
label 20mg · tested 23.47 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.93% ranks higher than 83% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-05-05 by Freedom Diagnostics via HPLC + MS. This test is newer than 73% of our catalogued Retatrutide certificates.

Stacked Essentials has 27 certificates in our corpus, including 6 for Retatrutide at a median tested purity of 99.85%.

Manufacturer
Stacked Essentials
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
20mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:b83017437e13e556… — immutable copy held by TitrateLab

Download the saved PDF (sha256 b83017437e13…)
Related

Other Retatrutide certificates

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