Description
TB-500 is the research name for synthetic Thymosin Beta-4, a peptide that has become a cornerstone of tissue repair and cell migration studies. Limitless Life Nootropics offers it in 5mg and 10mg vials, made in the USA and verified by an independent laboratory.
What Is TB-500?
Thymosin Beta-4 is a 43-amino-acid protein found in nearly every human and animal cell, with especially high concentrations in platelets and white blood cells. Its best-known role is binding G-actin, the monomer form of one of the cell’s main structural proteins, which helps regulate how cells move, divide and change shape.
Because actin dynamics underpin cell migration, researchers have investigated Thymosin Beta-4 in models of wound healing, blood vessel formation, cardiac tissue and corneal repair. The synthetic version supplied as TB-500 allows those studies to be carried out with consistent, well-characterized material.
Choose Premium grade for freeze-dried powder with maximum shelf stability, or Non-Lyophilized grade if your protocol calls for it. Both are offered in 5mg and 10mg quantities.
Research Applications
Published preclinical work has examined this peptide across several areas of investigation:
- Actin sequestration and cytoskeletal dynamics
- Endothelial cell migration and angiogenesis
- Cardiac tissue models after induced injury
- Corneal and dermal wound-healing research
- Hair follicle and stem cell activation studies
Researchers can review peer-reviewed studies on Thymosin Beta-4 through the National Library of Medicine (PubMed) database.
Product Specifications
| Product | TB-500 (Thymosin Beta-4) |
|---|---|
| Compound type | Synthetic Thymosin Beta-4 analog |
| Available sizes | 10mg, 5mg |
| Format | Lyophilized (freeze-dried) powder in a sealed glass vial |
| Purity | ≥99% (HPLC verified) |
| Origin | Manufactured in the USA |
| Testing | Independent third-party lab |
| Intended use | Laboratory research only |
Why Researchers Choose Us
Independent researchers, university groups and private laboratories rely on Limitless Life Nootropics for consistent quality and responsive service. Every listing includes accurate format and size information, our compounds are stored under controlled conditions until they ship, and we stand behind every order. If something is not right, our U.S.-based support team will make it right.
Quality and Third-Party Testing
Every batch of this peptide sold by Limitless Life Nootropics is produced in the United States and verified by an independent third-party laboratory. Testing includes HPLC purity analysis and mass spectrometry identity confirmation, and a certificate of analysis is available for each lot so researchers can document exactly what they are working with.
Storage and Handling
For maximum shelf life, keep this peptide in its original sealed vial in a freezer (-20°C). Reconstituted material should be refrigerated, handled with sterile technique, and never left at room temperature for extended periods.
Need supplies? Pair your order with our reconstitution solution and sterile 10 mL vials for convenient preparation.
How Ordering Works
We know research timelines are tight. Most orders ship within one to two business days from our U.S. facility, packed discreetly and tracked from dispatch to delivery. Checkout is encrypted, and our support team can help with documentation, order status or bulk quantities for ongoing projects.
Related Research Products
Teams working with this peptide often explore TB-500 Thymosin Beta-4 Fragment 1-4, TB-500 Thymosin Beta-4 Fragment 17-23 and BPC-157. Browse the full Cardiovascular Research and Musculoskeletal Research collections, or view every compound in our research peptide catalog at Limitless Life Nootropics.
Frequently Asked Questions
Is TB-500 the same as Thymosin Beta-4?
TB-500 is the common research name for synthetic Thymosin Beta-4, the 43-amino-acid actin-binding peptide.
What sizes can I order?
This peptide is available in 5mg and 10mg vials.
Is this peptide for human use?
No. It is sold strictly for laboratory research. It is not intended for human or animal consumption, diagnosis or treatment.
Where can I buy TB-500 online?
You can order it directly from Limitless Life Nootropics, a U.S. supplier of third-party tested research peptides with fast, discreet shipping.
Research Use Only
All products sold by Limitless Life Nootropics are intended strictly for in-vitro laboratory research and scientific study. This product is not a drug, food, supplement or cosmetic, has not been evaluated by the FDA, and is not for human or veterinary use. Purchase is limited to qualified researchers aged 21 and over.








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