Thymogen vs Thymosin Alpha-1
Comparison of Thymogen (Moderate evidence) and Thymosin Alpha-1 (Moderate evidence).
Last updated: February 12, 2026
Thymogen
Thymosin Alpha-1
Overview
Thymogen and Thymosin Alpha-1 are both studied in the peptide research space.
Thymogen: A synthetic dipeptide (glutamyl-tryptophan) developed in Russia as a defined successor to thymalin.
Thymosin Alpha-1: A 28-amino acid immunomodulatory peptide approved in over 35 countries including China and Italy for hepatitis B/C, cancer adjuvant therapy, and immunodeficiency.
Evidence Comparison
| Aspect | Thymogen | Thymosin Alpha-1 |
|---|---|---|
| Evidence Level | Moderate | Moderate |
| Human Studies | 6 | 28 |
| Preclinical Studies | 19 | 14 |
| Total Sources | 25 | 42 |
Key Differences
| Aspect | Thymogen | Thymosin Alpha-1 |
|---|---|---|
| Category | Immune | Immune |
| Evidence Strength | Moderate | Moderate |
| Total Sources | 25 | 42 |
| Human Studies | 6 | 28 |
Summary
- Thymogen: Moderate evidence with 25 total sources (6 human)
- Thymosin Alpha-1: Moderate evidence with 42 total sources (28 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.