Label appearanceProduct vial labels shown may differ from what is received.
Lyophilized powder · Box of 10 vials
Cellular & tissue research
TB-500
Thymosin Beta-4 Fragment
A thymosin beta-4 fragment researched in controlled cellular models involving actin-binding pathways, migration, and tissue-response analysis.
Select strength
15% off applied automatically
Spend over $500 in merchandise and your whole order upgrades to 25% off at checkout. No code needed. The $500 threshold is measured before discounts and excludes shipping and tax.
$120.69
5mg · $120.69 per box · was $141.99
Secure checkout — we accept
Lab-verified · Live batch
Every batch passes four independent tests.
Lot-specific COAs. Failed batches are rejected — never shipped. You know exactly what's in the vial.
Identity — Passed
Identity
Peptide sequence verified.
Purity — Passed
Purity
≥99% minimum purity confirmed via HPLC.
Sterility — Passed
Sterility
Microbial contamination screened.
Endotoxin — Passed
Endotoxin
LPS within research limits.