TB-500 5mg
- Fast dispatch on all orders placed Monday–Friday
- Discreet, tracked packaging on every order
- Certificate of Analysis available for every batch
- For laboratory research use only — not for human or veterinary use
- Customer support available by email for any questions
Description
TB-500 is the synthetic research form of the active fragment of Thymosin Beta-4, most commonly supplied as the N-acetylated heptapeptide Ac-Leu-Lys-Lys-Thr-Glu-Thr-Gln (Ac-LKKTETQ), corresponding to amino acids 17–23 of the full-length 43-amino-acid protein. It is studied for its role in cell migration and tissue repair signalling.
The molecular formula of the TB-500 fragment is C38H68N10O14, with a molar mass of approximately 889.0 g/mol.
Solubility Information
TB-500 is hydrophilic and dissolves readily in bacteriostatic or sterile water at room temperature.
Storage Guidelines
Store the lyophilised peptide at -20°C, protected from light. Once reconstituted, store at 2–8°C and use promptly; avoid repeated freeze-thaw cycles.
Disclaimer: This product is intended for laboratory research use only. It is not approved for human or veterinary use.

