Cortexin vs Epithalon
Comparison of Cortexin (Moderate evidence) and Epithalon (Low evidence).
Last updated: February 12, 2026
Cortexin
Epithalon
Overview
Cortexin and Epithalon are both studied in the peptide research space.
Cortexin: A Russian neuropeptide complex derived from porcine or bovine cerebral cortex, approved in Russia and CIS countries for neurological conditions.
Epithalon: A synthetic tetrapeptide (Ala-Glu-Asp-Gly) developed by Russian scientist Vladimir Khavinson, claimed to activate telomerase and extend lifespan.
Evidence Comparison
| Aspect | Cortexin | Epithalon |
|---|---|---|
| Evidence Level | Moderate | Low |
| Human Studies | 12 | 5 |
| Preclinical Studies | 16 | 15 |
| Total Sources | 28 | 28 |
Key Differences
| Aspect | Cortexin | Epithalon |
|---|---|---|
| Category | Cognitive | Longevity |
| Evidence Strength | Moderate | Low |
| Total Sources | 28 | 28 |
| Human Studies | 12 | 5 |
Summary
- Cortexin: Moderate evidence with 28 total sources (12 human)
- Epithalon: Low evidence with 28 total sources (5 human)
This comparison is for educational purposes only and is not medical advice. Consult a healthcare professional before making any decisions about peptide use.
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Disclaimer: This comparison is for educational purposes only and does not constitute medical advice. Individual responses to medications vary. Always consult a qualified healthcare provider before making treatment decisions.