Cortagen

Overview

A short synthetic peptide bioregulator (Ala-Glu-Asp-Pro) from the Khavinson 'Cytomax/Cytogen' family, marketed for cartilage and connective-tissue support. Evidence is largely Russian-language and preclinical.

Mechanism of Action

Proposed peptide-bioregulator activity influencing tissue-specific gene expression; mechanism is not established by independent Western research.

Research Summary

Primarily Russian institutional studies; no large independent controlled human trials.

Vendors selling Cortagen

Scored vendors carrying Cortagen, ranked by trust grade. Grades are computed from indexed Certificates of Analysis. Full $/mg pricing is on the comparison page.

Reported Side Effects

• Not well characterized

Compare Cortagen with Others

Frequently asked questions

Has Cortagen been independently lab-tested?

Disclosed Labs has collected 9 Certificates of Analysis (COA) for Cortagen from 4 independent testing labs. 4 vendors have submitted material for testing. Products average 99.6% tested purity across the corpus. Full testing data is available at https://www.disclosedlabs.com/peptides/cortagen/testing.

What is the average purity of Cortagen on the market?

Based on 9 COAs analyzed by Disclosed Labs, Cortagen products average 99.6% (±0.3%) tested purity. Individual vendor results vary; see per-vendor COA data at https://www.disclosedlabs.com/peptides/cortagen/coas.

Where can researchers source Cortagen?

2 vendors with Disclosed Labs trust grades currently list Cortagen, including Peptidology, BioLongevity Labs. Compare live prices and lab-verified COAs at https://www.disclosedlabs.com/prices/cortagen.

How does Cortagen work?

Proposed peptide-bioregulator activity influencing tissue-specific gene expression; mechanism is not established by independent Western research.

What does the research say about Cortagen?

Primarily Russian institutional studies; no large independent controlled human trials.