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Immune & tissue research

TA-1

Thymosin Alpha-1 | Immune-System Research

A 28-amino-acid peptide with a substantial history of human clinical investigation across immune-system research. Evidence quality varies by application.

Scientist using a microscope in a laboratory

What current research examines

Thymosin Alpha-1, also called thymalfasin, is a 28-amino-acid peptide associated with immune-system function. Research has explored T-cell activity, innate and adaptive immune responses, inflammatory signaling, and other aspects of immune regulation.

Evidence and clinical context

Thymosin Alpha-1, also called thymalfasin, is a 28-amino-acid peptide associated with immune-system function. Research has explored T-cell activity, innate and adaptive immune responses, inflammatory signaling, and other aspects of immune regulation.

Safety and regulatory considerations

Thymosin Alpha-1 is not an FDA-approved medication in the United States. Compounded preparations are not FDA approved and do not undergo the same FDA premarket review for safety, effectiveness, and quality as FDA-approved drug products.

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