TB-500 is a synthetic 43–amino-acid analogue of the naturally occurring proteinThymosin Beta-4, a molecule present in nearly all mammalian cells and essential for cellular structure, protection, and tissue repair. Laboratory and preclinical studies show that TB-500 supportsangiogenesis, wound recovery, reduced inflammation, enhanced cellular migration, and extracellular matrix remodeling. Because of these biological actions,this peptide is widely used in regenerative medicine, orthopedic injury recovery, and performance medicine due to its potent effects on angiogenesis, cell migration, anti-inflammation, and tissue remodeling.
Research continues to explore TB-500’s potential to influence vascular growth, neurological repair, cardiac tissue recovery, oxidative stress reduction, and hair follicle regeneration. These findings are linked to its ability to regulate actin monomers and support essential cell-movement pathways involved in healing. While the research landscape is promising, TB-500 remains aresearch-only compound, not approved for human or veterinary use, and all information provided is strictly for educational purposes.
Binds and regulates G-actin, preserving actin monomers to support microfilament assembly and cellular migration
Enhances cell motility, enabling improved repair responses in damaged tissue
Stimulates VEGF expression, supporting angiogenesis, capillary formation, and improved blood flow in healing tissue
Supports extracellular matrix remodeling, aiding regeneration of structural tissue
Reduces oxidative stress, protecting neural stem/progenitor cells and injured tissues from damage
Promotes endothelial cell migration and cardiomyocyte survival, contributing to cardiac and vascular recovery following injury
Preclinical and Clinical Studies:
Neurological Repair & Regeneration
Supports repair and remodeling of central and peripheral nervous system tissue.
Increases oligodendrocyte activity and promotes neuron and blood-vessel growth in damaged brain regions. TB-500
Reduces oxidative stress and improves survival of neural stem/progenitor cells after spinal cord injury
Angiogenesis, Wound Healing & Tissue Repair
Potent stimulator of VEGF and new capillary formation
Accelerates wound closure, structural recovery, and extracellular matrix regeneration
Facilitates vasculogenesis and endothelial remodeling in injury models.
Orthopedic & Musculoskeletal Injury Models
Supports cellular migration and reconstruction of injured tissue
Encourages cytoskeletal stability and microfilament formation via actin regulation
Investigated for roles in tendon, ligament, and muscle repair due to strong regenerative properties.
Hair Follicle Biology
In mouse models, increases hair shaft number and speeds hair regrowth.
Linked to enhanced follicular stem-cell activity
Anti-Inflammatory & Immune Modulation
Reduces neutrophil activity and inflammatory markers in infection models
Demonstrates synergy with antibiotics (e.g., ciprofloxacin) in Pseudomonas aeruginosa keratitis models
Cardiovascular & Ischemic Tissue Research
Promotes collateral blood-vessel formation and myocardial cell survival
Reduces fibrosis and enhances functional recovery after ischemic event
Shown to support angiogenesis and epicardial cell migration in biomaterial-based cardiac repair systems
Neurodegenerative Disease Models
Enhances autophagy in prion-related toxicity cell models
Indicates potential relevance in conditions involving impaired protein clearance
Intended Use:
The information provided on this site is intended exclusively for educational and research purposes and should not be interpreted as medical guidance.
Research compounds, including TB-500, are designed solely for laboratory investigation by qualified professionals and are not intended for human use or consumption.
The statements presented here have not been evaluated by the U.S. Food and Drug Administration, and the products discussed are not intended to diagnose, treat, cure, or prevent any disease.
Choosing a selection results in a full page refresh.
