TitrateLab · Certificate of Analysis
Tested vendor:Peptira LLC

Cortagen 99.7% Purity — Peptira LLCCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.74%
Dose vs label +0.4% Essentially at label
Evidence URL referenced Blend
Test date
2026-05-28
Testing lab
Freedom Diagnostics
Batch / lot
CGEN20-001
Quantity
20.08 mg
label 20mg · tested 20.08 mg
Endotoxins
—
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Cortagen certificate's tested purity of 99.74% ranks higher than 68% of the 20 Cortagen certificates with a purity result we have catalogued (median 99.57%).

Tested 2026-05-28 by Freedom Diagnostics via HPLC + MS. This test is newer than 76% of our catalogued Cortagen certificates.

Peptira LLC has 236 certificates in our corpus, including 1 for Cortagen at a median tested purity of 99.74%.

Manufacturer
Peptira LLC
View vendor profile
Source

freedom_diagnostic

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Method
HPLC + MS
Test type
freedom_composite
Dose
20mg
Catalogued
2026-07-04
Related

Other Cortagen certificates

Unknown vendor (review) Cortagen
99.3% 2026-07-02
Freedom Diagnostics Unknown vendor (review) Cortagen
99.3% 2026-06-07
Freedom Diagnostics Somachems Cortagen
99.8% 2026-02-16
Freedom Diagnostics Peptide Technologies Cortagen
99.5% 2026-01-12
Freedom Diagnostics Edge Peptides Cortagen
99.9% 2025-12-08
Janoshik Xcel Peptides Cortagen
99.6% 2025-11-11
Janoshik Verified Peptides Cortagen
99.9% 2025-03-26
Janoshik Uther Pharmaceutical Cortagen
99.8% 2025-02-26
Janoshik
This certificate is part of TitrateLab's community-trust corpus. See more from Peptira LLC or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →