Description
TB‑500 10mg is a premium research peptide widely referenced in scientific studies involving tissue repair, cell migration, inflammation modulation, and recovery pathways. As one of the most highly researched peptides for healing and recovery, TB‑500 is a staple for labs exploring advanced regenerative and cellular repair mechanisms.
⭐ Key Features
- High‑purity TB‑500 10mg for laboratory research
- Supports studies on tissue repair, cell regeneration, and angiogenesis pathways
- Commonly researched for inflammation modulation and recovery mechanisms
- Stable buffer / mannitol-free lyophilized peptide for qualified research laboratories
- Manufactured under strict quality and purity standards
🧪 Main Research Benefits
TB‑500 is frequently studied for its potential roles in:
- Enhanced tissue repair and regeneration
- Improved cell migration and recovery pathways
- Inflammation modulation
- Angiogenesis and blood‑vessel formation research
- Support for muscle, tendon, and soft‑tissue studies

| CAS Number | 885340-08-9 |
| Other Names | Thymosin beta4, Thymosin beta4 Acetate, TB500, TB 500, Thymosin beta(4) |
| IUPAC Name | (4S)-4-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-3-hydroxypropanoyl]amino]-3-carboxypropanoyl]amino]-6-aminohexanoyl]pyrrolidine-2-carbonyl]amino]-3-carboxypropanoyl]amino]-4-methylsulfanylbutanoyl]amino]propanoyl]amino]-4-carboxybutanoyl]amino]-3-methylpentanoyl]amino]-4-carboxybutanoyl]amino]-6-aminohexanoyl]amino]-3-phenylpropanoyl]amino]-3-carboxypropanoyl]amino]-6-aminohexanoyl]amino]-3-hydroxypropanoyl]amino]-6-aminohexanoyl]amino]-4-methylpentanoyl]amino]-6-aminohexanoyl]amino]-6-aminohexanoyl]amino]-3-hydroxybutanoyl]amino]-4-carboxybutanoyl]amino]-3-hydroxybutanoyl]amino]-5-amino-5-oxopentanoyl]amino]-4-carboxybutanoyl]amino]-6-aminohexanoyl]amino]-4-amino-4-oxobutanoyl]pyrrolidine-2-carbonyl]amino]-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]-3-hydroxypropanoyl]amino]-6-aminohexanoyl]amino]-4-carboxybutanoyl]amino]-3-hydroxybutanoyl]amino]-3-methylpentanoyl]amino]-4-carboxybutanoyl]amino]-5-amino-5-oxopentanoyl]amino]-4-carboxybutanoyl]amino]-6-aminohexanoyl]amino]-5-amino-5-oxopentanoyl]amino]propanoyl]amino]acetyl]amino]-5-[[(1S)-1-carboxy-2-hydroxyethyl]amino]-5-oxopentanoic acid |
| Molecular Formula | C₂₁₂H₃₅₀N₅₆O₇₈S |
| Molecular Weight | 4963 |
| Purity | ≥99% Pure (LC-MS) – Mannitol-free (no bulking agents or buffers) |
Peptide Storage
- Avoid light exposure
- Do not store peptides in solution long-term
- Long term storage – you can store for up to 2 years in the freezer
- Avoid repeated freezing and thawing of the peptide
- Store peptide in a cold, dry, dark place
⚠️ Important Notice
Opeptides sells all products only for laboratory research. Researchers must use these materials in controlled research settings and never for human or animal use. Do not consume, inject, or apply these products. Do not use them to diagnose, treat, cure, or prevent any disease. You also cannot use Opeptides products in foods, drugs, cosmetics, medical devices, or any clinical environment. All information on this site supports education and research, not medical guidance. The U.S. Food and Drug Administration has not evaluated any statements on this website.
Opeptides operates strictly as a chemical supplier. We do not act as a compounding pharmacy or a chemical compounding facility under Section 503A of the Federal Food, Drug, and Cosmetic Act. We also do not operate as an outsourcing facility under Section 503B. Researchers must follow all laws, regulations, and safe laboratory practices when using our products.












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