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★ = FDA-approved medical indication
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Evidence-based · Educational only
36+ Peptides indexed
Free research library
Free newsletter — subscribe below
★ = FDA-approved medical indication
Not medical advice — always consult a clinician
All peptides

TB-500

Also known as: Thymosin Beta-4 Fragment
Research / Investigational

TB-500 is a synthetic peptide fragment of the naturally occurring protein thymosin beta-4, widely used in preclinical research on wound healing, muscle recovery, and cardiovascular repair.

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Overview

TB-500 is a synthetic peptide fragment of the naturally occurring protein thymosin beta-4, widely used in preclinical research on wound healing, muscle recovery, and cardiovascular repair.

FDA Approval Status

Not approved by the FDA. Investigational or intended for research purposes only.

Mechanism of Action

Promotes actin sequestration, angiogenesis, and cell migration to damaged tissue.

Current Research

Animal studies support wound healing and cardiac repair; human clinical data limited.
Research strength: Preliminary

Potential Medical Uses

  • Investigational only

Potential Benefits

  • Soft-tissue repair (animal models)
  • Reduced inflammation
  • Increased cell motility

Known Side Effects

  • Injection-site reactions
  • Unknown long-term human safety

Contraindications

  • Pregnancy
  • Active malignancy (theoretical)

Drug Interactions

  • Not well characterized

Administration Methods

  • Subcutaneous or intramuscular injection (research)

Half-life

~2 hours (peptide fragment)

Reconstitution

Bacteriostatic water.

Storage & Handling

Lyophilized 2–8 °C; reconstituted refrigerated, use within 30 days.

References & Sources

Frequently Asked Questions

Information on this page is educational and general in nature. It is not medical advice. Consult a qualified healthcare professional before making any medical decisions.