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

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

Tested purity 100.0% High purity · 99.95%
Dose vs label +7.5% Over the labeled dose
Evidence Source archived
Test date
2026-05-18
Testing lab
Freedom Diagnostics
Batch / lot
Clear Pink Cap
Quantity
21.50 mg
label 20mg · tested 21.50 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
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 2026-05-18 by Freedom Diagnostics via HPLC + MS. This test is newer than 78% of our catalogued Retatrutide certificates.

Alpha Peptides has 47 certificates in our corpus, including 12 for Retatrutide at a median tested purity of 99.90%.

Manufacturer
Alpha 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
20mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:37594bef67e20d13… — immutable copy held by TitrateLab

Download the saved PDF (sha256 37594bef67e2…)
Related

Other Retatrutide certificates

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