PeptidePicker
Get Started
Home/Peptides/Thymosin Alpha-1
ImmuneResearch

Thymosin Alpha-1

Also known as: Tα1 · Zadaxin · Thymalfasin

A 28-amino-acid thymic peptide approved as an orphan drug in 35+ countries. One of the most powerful immunomodulators, intelligently orchestrating immune responses rather than broadly boosting them.

Dr. Sarah Mitchell

Reviewed by Dr. Sarah Mitchell, PharmD, BCPS

Lead Researcher · 12+ years in peptide therapeutics

Half-Life

~2 hours

Typical Dose

1.6 mg twice weekly

Administration

Subcutaneous injection

Mechanism of Action

Enhances dendritic cell maturation, promotes T-cell differentiation, and shifts immune response from inflammatory to targeted cellular defense.

Key Research Areas

immunethymushepatitisimmunomodulator

Frequently Asked Questions

What is Thymosin Alpha-1?▾
A 28-amino-acid thymic peptide approved as an orphan drug in 35+ countries. One of the most powerful immunomodulators, intelligently orchestrating immune responses rather than broadly boosting them.
How does Thymosin Alpha-1 work?▾
Enhances dendritic cell maturation, promotes T-cell differentiation, and shifts immune response from inflammatory to targeted cellular defense.
What is the recommended dosage for Thymosin Alpha-1?▾
The typical research dosage is 1.6 mg twice weekly, administered via Subcutaneous injection. Dosage protocols vary by study and should be determined by a qualified healthcare professional.
What is the half-life of Thymosin Alpha-1?▾
The half-life of Thymosin Alpha-1 is approximately ~2 hours. This affects dosing frequency and timing in research protocols.
Is Thymosin Alpha-1 FDA approved?▾
Thymosin Alpha-1 is currently classified as "Research" and is not FDA approved for general use. It is available for research purposes or through compounding pharmacies depending on your jurisdiction.

Research Disclaimer

The information provided about Thymosin Alpha-1 is for educational purposes only and is not intended as medical advice. Always consult a qualified healthcare professional before starting any peptide protocol. Products discussed have not been evaluated by the FDA unless explicitly noted.

Back to All PeptidesFind Your Peptide — Take the Quiz