In stock
TB500 Peptide 5mg
49,00€
A synthetic version of Thymosin Beta-4, a naturally occurring peptide involved in tissue repair and cell migration.
Description
TB500 Peptide 5mg for Research Use
TB-500 is a synthetic fragment of Thymosin Beta-4 studied for cell migration, tissue repair and recovery research, often investigated alongside BPC-157.
Researched Properties
- Thymosin Beta-4 derived fragment
- Studied for cell migration and tissue repair
- Investigated for recovery and flexibility research
Purity & Documentation
Each vial of TB-500 5mg is HPLC-verified at 99%+ purity and GMP-sourced, supplied with full documentation for laboratory research.
Explore more compounds in our Recovery & Healing Peptides category. All products are sold strictly for laboratory and research purposes only and are not intended for human consumption.
Research Overview
TB-500 is the synthetic form of Thymosin Beta-4 (Tβ4), a 43 amino acid acetylated peptide that is one of the most abundant intracellular proteins in nearly every mammalian cell. Tβ4 functions primarily as the principal G-actin sequestering protein in eukaryotic cells, regulating cytoskeletal dynamics that govern cell migration, proliferation and differentiation.
In research models TB-500 has demonstrated consistent effects on dermal wound healing, corneal repair, cardiac tissue regeneration after ischemic insult, neuronal survival and angiogenesis. Beyond actin regulation it interacts with multiple signaling pathways including ILK/Akt, PINCH/ILK/α-parvin and the laminin-5 integrin network, helping to recruit endothelial progenitor cells and downregulate inflammatory cytokines such as IL-1β, TNF-α and MCP-1.
The peptide’s small molecular size and exceptional tissue penetration mean it can travel systemically to reach injury sites that bulkier proteins cannot, which is why it is often paired with BPC-157 in regenerative-medicine research. With decades of literature behind it and a well-mapped mechanism of action, TB-500 remains a flagship compound for tissue-repair, sports-injury and cardiovascular regeneration research.
Research Applications
- Cell migration studies
- Wound healing research
- Anti-inflammatory pathway analysis
- Cardiovascular tissue repair
Technical Specifications
| CAS Number | 77591-33-4 |
|---|---|
| Molecular Formula | C212H350N56O78S |
| Molar Mass | 4963.44 g/mol |
| Sequence / Structure | Ac-SDKPDMAEIEKFDKSKLKKTETQEKNPLPSKETIEQEKQAGES |
| Synonyms | Thymosin Beta-4, Tβ4 |
| Half-life | Approximately 2 to 3 hours |
| Solubility | Soluble in bacteriostatic water |
| Purity | 99%+ HPLC tested |
| Format | Lyophilized powder, 5mg / vial |
| Product Code | TB5 |
Handling & Storage
Store lyophilized at -20°C. Reconstituted at 2 to 8°C, use within 21 days.
- Reconstitute only with sterile research-grade solvent according to your laboratory protocol.
- Avoid repeated freeze-thaw cycles and record reconstitution date, concentration, and storage temperature.
- Intended strictly for in-vitro or qualified laboratory research workflows.
Customer Reviews
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Quality Control
Certificate of Analysis documentation can be attached here for each batch. Contact support with the product code for current COA availability.

Theo Thompson
Very satisfied customer here. Delivery came right on schedule with great tracking updates. Quality is clearly research-grade and well handled. Five stars, well deserved.
Connor Jones
Outstanding experience from start to finish. Tracking worked perfectly the whole way. Documentation was thorough and reassuring. The whole checkout was simple and smooth. Earned a loyal customer.
Cody Anderson
Top-notch product and service. Order arrived earlier than expected. Pay-on-delivery option made me feel confident ordering. Clearly a high-quality, well-sourced compound. Definitely my go-to from now on.
David Nelson
Will definitely be a returning customer. Shipping speed honestly surprised me in a good way. The whole checkout was simple and smooth. Reconstituted cleanly with no cloudiness or residue. Can’t recommend them enough.
Katherine Evans
One of the best vendors I’ve used. The whole checkout was simple and smooth. Shipping was incredibly fast, arrived in just a couple of days. Couldn’t ask for more.
Caroline Roberts
Top-notch product and service. Product was exactly as pictured and described. Shipping speed honestly surprised me in a good way. Highly recommended to fellow researchers.
Dylan Wood
Couldn’t be happier with this order. Quality is clearly research-grade and well handled. Customer support was responsive and helpful. Already planning my next order.
Bradley Harris
Really impressed with the quality. Delivery came right on schedule with great tracking updates. Quality is clearly research-grade and well handled. Support was friendly and professional throughout. Will be ordering again soon.
Edward Russell
Excellent product, no complaints at all. Shipping was incredibly fast, arrived in just a couple of days. Great communication after I placed the order. Five stars, well deserved.
Lauren Walker
Absolutely worth it. Arrived quickly and in perfect condition. Reordering was effortless thanks to their service. A+ all around.
Elliot Collins
Couldn’t be happier with this order. Customer support was responsive and helpful. Everything was properly labeled and well organized. Can’t recommend them enough.