BPC-157 + TB-500 is a multi-component peptide blend supplied for controlled laboratory, analytical, and scientific research.
Because the formulation contains two chemically distinct peptides, the blend does not have one universal CAS number, molecular formula, molecular weight, or amino-acid sequence. Each component retains its own defined molecular identity and should be documented separately.
The exact BPC-157 to TB-500 ratio should always match the product label and Certificate of Analysis.
Component Overview
BPC-157
CAS #: 137525-51-0
Molecular Formula: C₆₂H₉₈N₁₆O₂₂
Molecular Weight (M.W.): Approximately 1419.5 g/mol
Sequence: Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val
One-Letter Sequence: GEPPPGKPADDAGLV
Length: 15 amino-acid residues
BPC-157 is a synthetic linear pentadecapeptide used in controlled research for peptide characterization, structural analysis, and comparative biochemical studies.
TB-500
Common Research Identity: N-acetylated Thymosin Beta-4 fragment 17-23
CAS #: 885340-08-9 (commonly referenced parent/free-base form)
Molecular Formula: C₃₈H₆₈N₁₀O₁₄
Molecular Weight (M.W.): Approximately 889.01 g/mol
Sequence: Ac-Leu-Lys-Lys-Thr-Glu-Thr-Gln-OH
One-Letter Sequence: Ac-LKKTETQ-OH
Length: 7 amino-acid residues
TB-500 is a synthetic N-acetylated research peptide fragment used in controlled analytical and non-clinical research settings.
Research Applications
The BPC-157 + TB-500 blend may be examined in controlled non-clinical research involving:
- Multi-component peptide characterization
- Component identity verification
- Comparative peptide analysis
- Molecular interaction studies
- Structure-function research
- Blend-ratio verification
- Stability assessment
- Non-clinical biochemical and cellular models
Findings associated with either individual peptide should not automatically be attributed to the complete blend.
Analytical Identification
Relevant analytical characterization may include:
- BPC-157 sequence confirmation
- TB-500 sequence and N-terminal acetylation verification
- Molecular mass assessment
- Chromatographic purity testing
- Component ratio analysis
- Peptide identity verification
- Lot-specific quality testing
Specifications & Documentation
Lot-specific documentation should be reviewed for:
- Exact BPC-157 content
- Exact TB-500 content
- Total labeled content
- Individual peptide identities
- Amino-acid sequences
- Molecular formulas
- Molecular weights
- Salt or counter-ion forms
- Purity specifications
- Analytical testing
- Lot or batch information
- Certificate of Analysis
- Storage requirements
Authenticated product-specific documentation should take precedence over generalized blend specifications.
Storage & Handling
Store according to the conditions specified on the product label and Certificate of Analysis. Protect the material from environmental conditions that could compromise peptide integrity.
Handling should follow established laboratory procedures appropriate for multi-component research peptide materials.
Research Use Only
BPC-157 + TB-500 is supplied exclusively for **laboratory research, analytical testing, and scientific reference purposes





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