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

Retatrutide 99.8% Purity — C2 PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.847%
Dose vs label 50mg Label 50mg
Evidence Source archived
Test date
2026-04-03
Testing lab
Freedom Diagnostics
Batch / lot
C2 Peptides
Quantity
50mg
label 50mg
Endotoxins
Assay method
HPLC + MS
Label dose
50mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.85% ranks higher than 53% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-04-03 by Freedom Diagnostics via HPLC + MS. This test is newer than 64% of our catalogued Retatrutide certificates.

C2 Peptides has 8 certificates in our corpus, including 1 for Retatrutide at a median tested purity of 99.85%.

Manufacturer
C2 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
50mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:391ae84df11a223d… — immutable copy held by TitrateLab

Download the saved PDF (sha256 391ae84df11a…)
Related

Other Retatrutide certificates

All Retatrutide results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from C2 Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →