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Peptide

Thymosin Alpha-1

01 / OVERVIEW

What this compound does

WHAT IT DOES

Thymosin Alpha-1 is an immune-boosting peptide used in some countries as a medicine for hepatitis and to support the immune system.

KEY BENEFITS
Enhances T-cell immune function
Approved abroad for viral hepatitis
Studied as a vaccine adjuvant
BEST FOR
  • • People researching immune-support peptides
  • • Adjunct use where approved
WHAT TO EXPECT

Approved as Zadaxin in some countries; not FDA-approved in the US.

WHO SHOULD AVOID THIS
  • • Transplant recipients / those on immunosuppressants
  • • Pregnant people without specialist advice
MYTHS & FACTS
Myth:
Fact:
At a glance
Typical dose
1.6 mg subcutaneously 2x/week (clinical protocols)
Evidence
—
Studies indexed2
How it's made

28-amino-acid acetylated peptide synthesised to pharmacopeial standards.

03 / DOSAGE

How much, when

MAINTENANCE

1.6 mg subcutaneously 2x/week (clinical protocols)

subcutaneous

TIMING

Thymosin Alpha-1 — Morning dose

Standard dosing.

02 / EVIDENCE

Peer-reviewed studies

  • PMID: 18582170

    Immune modulation

    Enhances T-cell function and has been used as an immunomodulator in chronic viral hepatitis and as a vaccine adjuvant.

    B
  • PMID: 23730875

    Adjunct in sepsis (trials)

    Studied as an adjunct in sepsis and severe infection with mixed but promising immune outcomes.

    B
  • PMID 18582170 · 2008review

    Thymosin alpha-1 as an immunomodulator

    Immune enhancement

    B
04 / INTERACTIONS

Medicine interactions

  • Immunosuppressants· immunosuppressant

    Immune stimulation may oppose immunosuppressive therapy.

    → Avoid or use only under specialist guidance.

    MODERATE

This page is a reference summary, not a prescription. Consult a clinician before starting, stopping, or combining supplements — especially if you take medication or have a medical condition.