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

Retatrutide 100.0% Purity — Ryan WelchCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.988%
Dose vs label +10.0% Over the labeled dose
Evidence Source archived
Test date
2025-12-05
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
44.01 mg
label 40mg · tested 44.01 mg
Endotoxins
Assay method
HPLC + MS
Label dose
40mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.99% ranks higher than 99% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-12-05 by Freedom Diagnostics via HPLC + MS. This test is newer than 31% of our catalogued Retatrutide certificates.

Ryan Welch has 2 certificates in our corpus, including 1 for Retatrutide at a median tested purity of 99.99%.

Manufacturer
Ryan Welch
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
40mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:de84dce9c452a553… — immutable copy held by TitrateLab

Download the saved PDF (sha256 de84dce9c452…)
Related

Other Retatrutide certificates

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