TB-500 (Thymosin Beta-4 fragment) is a synthetic peptide composed of a truncated amino acid sequence derived from thymosin beta-4, formulated to support cellular signaling and regulatory pathway interactions. It is commonly utilized in research settings to investigate cellular migration, angiogenic activity, and peptide-mediated regenerative signaling processes. Supplied by Peptico for research-use only.
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Format
Lyophilized powder
Approved Exclusively For
Laboratory and Analytical Research
Handling
Utilize appropriate sterile technique and controlled environments during preparation.
Short-Term Storage - Lyophilized Powder Form Only
- For maximum potency, lyophilized materials may generally be stored between 2°C and 8°C (36°F to 46°F) for up to 4 weeks when maintained in their original, sealed lyophilized form.
- Maintain a cool and dry environment.
- Protect from moisture and light.
- Minimize exposure to humidity and temperature fluctuations.
Long-Term Storage - Lyophilized Powder Form Only
- For maximum potency and long-term preservation, lyophilized materials may generally be stored between -20°C and -80°C (-4°F to -112°F) for up to 1 year when preserved in their original, sealed lyophilized form.
- Maintain a cool and dry environment.
- Protect from moisture and light.
- Minimize exposure to humidity and temperature fluctuations.
Important Note:
Storage guidelines apply only to lyophilized material in its original, sealed, and untampered vial.
COA History
All shipped products include a unique batch number printed on the vial label. This batch number corresponds to a third-party Certificate of Analysis tested by an ISO/IEC 17025 accredited laboratory.
The COA attached at the top of this page, along with the COA marked “Current” below, represents the active production batch currently being shipped. This same batch number will appear on the label of your vial.
For previous purchases, please refer to COAs marked “Historical” and match the batch number on your vial to the batch number listed on the corresponding COA.
For a complete record of testing documentation across all products and batches, please visit our COA Vault, which includes both current and historical COAs.
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Molecular Profile
What is TB-500?
Scientific compound data sourced from PubChem.
Chemical Structure
PubChem CID 62707662
Type
Chemical compound
PubChem CID
62707662
CAS Number
885340-08-9
Molecular Formula
C38H68N10O14
Molecular Weight
889.00 g/mol
IUPAC Name
(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-4-methylpentanoyl]amino]-6-aminohexanoyl]amino]-6-aminohexanoyl]amino]-3-hydroxybutanoyl]amino]-4-carboxybutanoyl]amino]-3-hydroxybutanoyl]amino]-5-amino-5-oxopentanoic acid
InChIKey
ADKDNDYYIZUVCZ-ZQNQAVPYSA-N
Research
Sources & References
API results related to TB-500.
PubChem
Compound data
TB-500 compound record
CID: 62707662
Formula: C38H68N10O14 • Molecular weight: 889.0
View source
PubMed
Scientific paper
Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance.
Sports medicine (Auckland, N.Z.)
Publication date: 2026 Apr 12
View source
PubMed
Scientific paper
Therapeutic peptides in gerontology: mechanisms and applications for healthy aging.
Frontiers in aging
Publication date: 2026
View source
PubMed
Scientific paper
Therapeutic Peptides in Orthopaedics: Applications, Challenges, and Future Directions.
Journal of the American Academy of Orthopaedic Surgeons. Global research & reviews
Publication date: 2026 Jan 1
View source
PubMed
Scientific paper
Injectable Peptide Therapy: A Primer for Orthopaedic and Sports Medicine Physicians.
The American journal of sports medicine
Publication date: 2026 Jan
View source
PubMed
Scientific paper
Comparative effects of dietary sodium butyrate and tributyrin on broiler chickens' performance, gene expression, intestinal histomorphometry, blood indices, and litter.
Scientific reports
Publication date: 2025 Jul 18
View source⚠️ IMPORTANT RESEARCH NOTICE
This product is NOT for human consumption.
Supplied strictly for laboratory and analytical research use only, it is not intended to diagnose, treat, cure, or prevent any disease, and must not be used for clinical, veterinary, or therapeutic applications.
All information provided, including referenced research and data, is for educational and scientific context only and should NOT be interpreted as medical guidance.
By purchasing, you confirm that you are a qualified individual or entity operating in accordance with applicable local, state, and federal regulations. All responsibility for handling, use, and compliance rests solely with the purchaser.
