Peptide Research Center
TB-500
Peptide fragment (thymosin β4)
- CAS #:
- 885340-08-9
- Formula:
- C212H350N56O78S
- M.W.:
- 4963.4 g/mol
Purity
>99% HPLC
RUO
Research use only
Not for human or veterinary use.

TB-500
Thymosin β4 fragment • Recovery research
TB-500 is a synthetic peptide corresponding to the active region of Thymosin Beta-4. It is studied in models of cell migration, actin regulation, and tissue recovery.
SKU: PRC-TB500-5
Research Use Only. Not for human or veterinary use. By ordering you confirm you are a qualified researcher.
Purity Verification
HPLC Purity
>99% HPLC
Mass Spec Verified
ESI-MS
Certificate of Analysis
Batch TB-500-112
Preparation & Handling
Supplied as lyophilized powder. Store unreconstituted vials at -20 °C, protected from light. Reconstitute with bacteriostatic or sterile water; once reconstituted, store at 2–8 °C and use within the validated stability window. Do not freeze-thaw repeatedly. For laboratory research use only.
The Science Behind TB-500
Research literature explores TB-500 in the context of actin sequestration, endothelial cell migration, and wound-healing models. It is frequently paired with BPC-157 in comparative recovery studies.
Facts & Questions
Is TB-500 the same as Thymosin Beta-4?
TB-500 corresponds to the active actin-binding fragment of the larger Thymosin Beta-4 protein and is used as a research reference compound.

