Overview
Synthetic thymosin fragment for tissue repair.
Mechanism of action
Sequesters G-actin, promotes angiogenesis and cell migration.
Effects on the body
Organ system effects
Evidence-based benefits
Accelerates wound healing
Moderate evidencePotential side effects
- · Injection site pain
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)
- ·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)
Thymosin beta-4 in wound healing
Malinda KM, et al.
Rat wound model
Accelerated wound closure 42%.
PubMed: TB-500 (Thymosin Beta-4) — Accelerates wound healing
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PubMed: TB-500 (Thymosin Beta-4) — randomized controlled trial
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PubMed: TB-500 (Thymosin Beta-4) — meta-analysis
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PubMed: TB-500 (Thymosin Beta-4) — pharmacokinetics
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PubMed: TB-500 (Thymosin Beta-4) — safety adverse events
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PubMed: TB-500 (Thymosin Beta-4) — dose response
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Google Scholar: TB-500 (Thymosin Beta-4) — clinical evidence
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