Thymosin Alpha-1

Also known as: TA1

Molecular Weight

3108 Da

Half-Life

2 hours

Evidence Passport

Thymosin Alpha-1

Evidence strength, status, identity, route and safety are scored separately.

Reviewed 2026-08-31

Human evidence

Confirmatory human evidence

Phase 3 evidence is recorded, but the exact indication and study population still matter.

Development status

Phase 3 development or evidence

Investigational development is not the same as approval or product suitability.

Identity match

Named compound linked

Sources are linked to the named compound; formulation and product quality remain separate questions.

Route relevance

Route match not verified

Catalogue route: Subcutaneous injection. A matching human study route is not confirmed.

Safety record

5 documented flags

Documented flags are visible, but absence of a listed risk would not prove safety.

What is still missing?

• The exact studied route and protocol have not been verified in the source record.

3 app-verified sources linked · Version 2026-08-31

Compare the evidence

Mechanism of Action

A 28-amino acid immunomodulating polypeptide that stimulates both innate and adaptive immune responses. Activates Toll-like receptors and downstream signaling pathways. Restores immune homeostasis and enhances T-cell function, dendritic cell maturation, and cytokine production.

Research areas reported in source material

These topics describe the catalogue's research index. They are not promised outcomes or personal recommendations.

•Enhanced immune function via TLR activation
•Improved vaccine response
•Anti-viral properties (HIV, hepatitis)
•Reduced inflammation
•Synergistic with chemotherapy for anti-tumor response

Safety & Risks

Injection site reactions
Rare allergic reactions

Contraindications:

• Organ transplant recipients
• Autoimmune conditions requiring immunosuppression

Notable Research

Thymosin alpha-1 in hepatitis B treatment (2008)

Demonstrated antiviral efficacy in chronic hepatitis B patients

DOI: 10.1016/j.jhep.2008.03.023

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Research Disclaimer: This information is compiled from published research and is provided for educational purposes only. Peptides discussed here are classified as research chemicals in most jurisdictions and are not FDA-approved for human use unless otherwise noted. Consult a qualified healthcare provider before starting any protocol.