Healing & Recovery

TB-500

Also known as: Thymosin Beta-4 fragment, TB4 fragment

research only

Synthetic fragment of Thymosin Beta-4 active site. Studied for actin sequestration, cell migration, and tissue repair.

Common research uses

soft tissue injury recovery (research only)wound healing studies
Vendors carrying TB-500

1 listings, ranked by trust score

Each row is a (vendor, peptide) pair. Click through for the listing detail, the vendor's full trust profile, and any COAs they've published.

Independent evidence

COAs for TB-500

97 third-party tests across 21 vendors. Each card links to the full report.

All 97 COAs for TB-500 →
98.89 %
May 2026
Janoshik Analytical · HPLC

For

TB-500

by Prime Peptides· batch 4062026TB

99.95 %
May 2026
Janoshik Analytical · HPLC

For

TB-500

by Verified Peptides· batch FTB06260510E

76.40 %
Apr 2026
Janoshik Analytical · HPLC

For

TB-500

by Verified Peptides· batch cmp4wgarf0049x7rxfuib1vbq

98.76 %
Apr 2026
Janoshik Analytical · HPLC

For

TB-500

by Verified Peptides· batch cmp4wgatm004ax7rxy0foeiuf

99.86 %
Apr 2026
Janoshik Analytical · HPLC

For

TB-500

by Skye Peptides· batch TB26-20-001

99.00 %
Apr 2026
Ethos Analytics · HPLC

For

TB-500

by OROS Research· batch OR-LPTB10-326-B5

99.08 %
Apr 2026
Freedom Diagnostics · HPLC

For

Thymosin Beta-4

by Blank Peptides· batch 665394

99.80 %
Apr 2026
BTLabs · HPLC

For

TB-500

by Crush Research· batch CR-TB510-2603-1

99.80 %
Apr 2026
BTLabs · HPLC

For

TB-500

by Crush Research· batch CR-WOLF10-2603-1

99.90 %
Mar 2026
Janoshik Analytical · HPLC

For

TB-500

by Cocer Peptides· batch CS-tbf10-0316

99.92 %
Mar 2026
Kovera Labs · HPLC

For

TB-500 (Thymosin B4)

by Mile High Compounds· batch TB5-010-MH-04

99.08 %
Mar 2026
Vanguard Laboratory · HPLC

For

TB-500

by Mile High Compounds· batch TB5-010-MH-03

99.87 %
Feb 2026
Freedom Diagnostics · HPLC

For

Thymosin Beta-4

by Peptide Plugs· batch cmp96iiyg00081wrx0l7umea3

99.76 %
Feb 2026
MDx BioAnalytical Laboratory · HPLC

For

TB-4

by BioLongevity Labs· batch QC260728

99.88 %
Feb 2026
Janoshik Analytical · HPLC

For

TB-500

by Verified Peptides· batch TB02260810H

99.49 %
Feb 2026
Freedom Diagnostics · HPLC

For

TB-500

by Simple Peptide· batch TB-500-02032026-J

99.30 %
Feb 2026
Freedom Diagnostics · HPLC

For

Thymosin Beta-4

by Amino Club· batch T0101

99.33 %
Feb 2026
Freedom Diagnostics · HPLC

For

Thymosin Beta-4

by Simple Peptide· batch TB1012222025-J

99.53 %
Jan 2026
Freedom Diagnostics · HPLC

For

Thymosin Beta-4

by Simple Peptide· batch TB10-0123202b-J2

99.63 %
Jan 2026
BioRegen · HPLC

For

Thymosin Beta-4

by Forge Performance Co.· batch cmp9w4qy2000q9irx5pusul7t

99.33 %
Jan 2026
Janoshik Analytical · HPLC

For

TB-500

by Cocer Peptides· batch CS-tb10-0111

99.18 %
Jan 2026
Freedom Diagnostics · HPLC

For

Thymosin Beta-4

by Simple Peptide· batch TB15-01092026-J

99.87 %
Jan 2026
Janoshik Analytical · HPLC

For

TB-500

by Verified Peptides· batch 08-25-0410D

99.31 %
Jan 2026
Janoshik Analytical · HPLC

For

TB-500 (TB4)

by Skye Peptides· batch TB25-10-004