TB-500
Thymosin beta-4 active fragment
Select dose
Purchase protected · Refund if COA mismatch · Cold shipping in 24h
- Mannitol-free
- Sterile-filtered pre-lyophilization
- Full MS confirmation
The synthetic active region of Thymosin beta-4, applied in cell-migration and repair research. Supplied lyophilized with mannitol-free formulation.
Third-party assayed
HPLC + MS on every lot
99%+ purity floor
Batch rejected below spec
Dispatched in 24hrs
Insulated cold-chain box
Reship guarantee
Damaged in transit? Reshipped
Researcher reviews
4.3Based on 38 reviews
- RT2026-07-09
Rebecca Taylor
Verified purchaseUnited KingdomClean mass spec
MS confirmed the expected molecular weight. Cake was intact and dissolved readily.
- HB2026-08-11
Dr. Hannah Bennett
Verified purchaseUnited StatesGood product
Correct quality and on-time shipping. The analysis certificate is well presented.
- EF2025-02-18
Emma Fitzgerald
Verified purchaseUnited KingdomCold-chain shipping was perfect
Our mass spectrometry matched the certificate exactly. Very happy with the material.
- TN2025-07-15
Thomas Nolan
Verified purchaseUnited StatesClean HPLC, reliable batch
We order TB-500 monthly and have never seen meaningful batch-to-batch variation.
- JR2025-05-29
James Reeves
United StatesExcellent solubility and purity
Third-party COA verified against our own analysis. Everything checked out.
- RC2025-05-28
Robert Carter
IrelandConsistent results across orders
Solubility is excellent and the sample remained stable over several freeze-thaw cycles.
- RN2026-03-31
Robert Nolan
Verified purchaseAustraliaExactly as described
Good value for the documented purity. Shipping to our lab was fast and reliable.
- AL2025-07-29
Alice Larsson
United KingdomConsistent results across orders
Third-party COA verified against our own analysis. Everything checked out.