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Thymosin Beta-4 (full)

Also: TB4

Full-length parent of TB-500 — broader research base in cardiac repair.

Evidence
emerging
Legal status
research only
Half-life
~2 hours
Routes
subq · im
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What it is

Full-length Thymosin Beta-4 has been studied in cardiac repair, dermal wound healing and corneal injury. Most peptide-market product labeled 'TB-500' is the smaller fragment.

Mechanism

G-actin sequestering protein that drives cell migration and tissue regeneration.

Outcomes it's matched to
Safety

Well-tolerated; theoretical malignancy concerns.

  • Active malignancy
Legal context

Research use only. WADA-prohibited.

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