For research use only. Not for human or veterinary use. 21+.
Buy 2, Get 1 FreeOn every vial · no code neededShop the offer
MANUFACTURED & SHIPPED FROM THE USA
TB-500 10 mg — Thesis Scientific, research use only
Peptides · Recovery & Repair

TB-500

99.859% purity · Lot 600001 · tested Feb 20, 2026
CAS885340-08-9FormulaC38H68N10O14MW889.02

Thymosin beta-4 fragment studied for cell migration and repair.

  • Independently tested
  • Lot-matched COA
  • Lyophilized for stability
  • Ships from the USA
Research use only. Not for human or veterinary use. Sold to qualified researchers aged 21+.
$120.003 for $240 — $80 per vial
Buy two, get one free. Mix and match any three eligible vials and the lowest-priced one is free — applied automatically. One-time purchases only.
1
TB-500$120.003 for $240
Lot-matched documentation. Every order ships with the certificate for its lot. If a vial arrives damaged or doesn't match its paperwork, tell us within 72 hours and we'll replace it.

Latest lab results

Third-party tested

TB-500 10 mg

Purity (HPLC-UV)
99.859%
Identity (LC-MS)
Confirmed — Thymosin Beta-4
Net content
10.85 mg (label 10 mg)
Lot
600001
Tested
Feb 20, 2026
Lab
Freedom Diagnostics Testing
View certificate (PDF)

Your order ships with the certificate for its own lot. 1 earlier certificate for this size in the COA library.

About TB-500

Thymosin beta-4 fragment studied for cell migration and repair.

Supplied as

10 mg per vial, as a lyophilized powder in a sealed glass vial with a crimped cap. The lot number on the label matches the certificate of analysis in the COA library.

Storage and handling

Store lyophilized powder frozen (−20 °C) or refrigerated, sealed and away from light. Once reconstituted, keep refrigerated (2–8 °C).

Handle in a laboratory setting using appropriate protective equipment. Consult the certificate of analysis and safety data for lot-specific information.

Important research notice. This product is intended solely for in-vitro and laboratory research. It is not a drug, food, supplement or cosmetic, has not been evaluated by the FDA, and must not be used in humans or animals. Thesis Scientific does not provide usage or dosing information.
More Peptides

You might also need

View all
BPC-157 10 mg — Thesis Scientific, research use onlyBestsellerBuy 2 Get 1
Lyophilized vial

BPC-157

Stable gastric pentadecapeptide, a staple of tissue-repair research.

$85.00
3 for $170 · $56.67/vial
GHK-Cu 50 mg — Thesis Scientific, research use onlyBestsellerBuy 2 Get 1
Lyophilized vial

GHK-Cu

Copper-binding tripeptide used in collagen and skin-matrix research.

$50.00
3 for $100 · $33.33/vial
MOTS-c 10 mg — Thesis Scientific, research use onlyBestsellerBuy 2 Get 1
Lyophilized vial

MOTS-c

Mitochondrial-derived peptide studied in metabolic homeostasis.

$100.00
3 for $200 · $66.67/vial