TB-500

peptide · musculoskeletal · Subcutaneous

TB-500, a peptide. Short 7-residue fragment containing the 'actin-binding' motif of thymosin β4. G-actin sequestration → cytoskeletal remodelling + cell migration →…

Short 7-residue fragment containing the 'actin-binding' motif of thymosin β4. G-actin sequestration → cytoskeletal remodelling + cell migration → proposed mechanism for tendon / wound / vascular repair effects. Popular in performance-recovery circles; limited human data.