TitrateLab · Certificate of Analysis

Retatrutide 99.9% Purity — Puratek PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.92%
Dose vs label +1.9% Essentially at label
Evidence Source archived Blend
Test date
2026-05-01
Testing lab
Freedom Diagnostics
Batch / lot
PUR3R30004
Quantity
30.58 mg
label 30mg · tested 30.58 mg
Endotoxins
Assay method
HPLC + MS
Label dose
30mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.92% ranks higher than 80% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-05-01 by Freedom Diagnostics via HPLC + MS. This test is newer than 72% of our catalogued Retatrutide certificates.

Puratek Peptides has 79 certificates in our corpus, including 10 for Retatrutide at a median tested purity of 99.84%.

Manufacturer
Puratek 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
30mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:9f3137d820f92817… — immutable copy held by TitrateLab

Download the saved PDF (sha256 9f3137d820f9…)
Related

Other Retatrutide certificates

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