TB-500 (TB4)
TB-500 (TB4) is the synthetic Thymosin Beta-4 peptide fragment, supplied as a research-use-only laboratory compound. Every lot is third-party tested to ≥99% purity by HPLC, with a certificate of analysis (COA) available on request. Handled and shipped under US-based cold-chain conditions. For laboratory research use only; not for human or veterinary use.
✓30-day lab-verified guarantee · refund or replace
✓Free shipping over $200
TB-500 (TB4) is the synthetic Thymosin Beta-4 peptide fragment, supplied as a research-use-only laboratory compound. Every lot is third-party tested to ≥99% purity by HPLC, with a certificate of analysis (COA) available on request. Handled and shipped under US-based cold-chain conditions. For laboratory research use only; not for human or veterinary use.
Specifications
- CAS number
- 885340-08-9
- Molecular formula
- C38H68N10O14
- Molecular weight
- 889.0 g/mol
- PubChem CID
- 62707662
- InChIKey
ADKDNDYYIZUVCZ-ZQNQAVPYSA-N
For laboratory and research use only. Not for human or veterinary use.
Frequently asked questions
Is TB-500 (TB4) third-party tested?
Yes. Every batch of TB-500 (TB4) ships with a per-batch Certificate of Analysis (COA) from an independent laboratory, with identity and purity confirmed by HPLC.
What purity is TB-500 (TB4)?
TB-500 (TB4) is supplied at ≥99% purity as measured by HPLC. The figure for each individual batch is stated on its Certificate of Analysis.
Is TB-500 (TB4) intended for human use?
No. TB-500 (TB4) is sold strictly for laboratory and research use only (RUO). It is not a drug or a dietary supplement and is not intended for human or veterinary consumption, diagnosis, or treatment.
How is TB-500 (TB4) supplied and shipped?
TB-500 (TB4) is supplied as a lyophilized (freeze-dried) powder and ships from the United States with cold-chain handling.
Similar research
GLP-2 (TZ)
Third-party tested · ≥99% HPLC purity · per-batch COA. Research use only.
GLP-1 (SG)
Third-party tested · ≥99% HPLC purity · per-batch COA. Research use only.
GLP-3 (RT)
Third-party tested · ≥99% by HPLC · per-batch COA. Research use only.
BPC-157
Third-party tested · ≥99% by HPLC · per-batch COA. Research use only.
Most researched
GHK-Cu
Copper tripeptide (Gly-His-Lys) · third-party tested · ≥99% HPLC · COA available. Research use only.
Cagrilintide
Research-grade cagrilintide · third-party tested · ≥99% by HPLC · per-batch COA
Ipamorelin
Research-grade ipamorelin · third-party tested · ≥99% by HPLC · per-batch COA.
CJC-1295 With DAC
Research-grade CJC-1295 with DAC · third-party tested · COA available







