Overview
Zinc-dependent thymic peptide that matures T-cells.
Mechanism of action
Binds zinc to acquire activity; promotes T-cell differentiation in thymus.
Effects on the body
Organ system effects
Evidence-based benefits
Restores T-cell function in zinc-deficient elderly
Limited evidencePotential side effects
- · Not approved as supplement in most regions
Drug interactions
No notable interactions reported.
Safety & non-supplemental interactions
Educational summary — always confirm with your clinician or pharmacist before starting, stopping, or combining with prescription therapy.
- ·Pregnant or breastfeeding (insufficient safety data)
- ·Children under 18 (unless directed by a clinician)
- ·Autoimmune disease (theoretical immune activation)
- ·Immunosuppressants
- ·Most research peptides are not FDA-approved for human use outside investigational protocols.
Supplement interactions
None listed.
No specific avoidances listed.
Dosing & bioavailability
Where to buy
Affiliate-style search links to reputable retailers. We don't endorse specific brands — verify third-party testing (USP, NSF, Informed Sport) before purchase.
Scientific evidence (8)
Thymulin activity and zinc in elderly
Mocchegiani E, et al.
Zinc-deficient elderly given thymulin.
Activity restored alongside improved CD4/CD8 ratio.
PubMed: Thymulin (Reference) — Restores T-cell function in zinc-deficient elderly
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PubMed: Thymulin (Reference) — randomized controlled trial
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PubMed: Thymulin (Reference) — meta-analysis
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PubMed: Thymulin (Reference) — pharmacokinetics
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PubMed: Thymulin (Reference) — dose response
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Google Scholar: Thymulin (Reference) — clinical evidence
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