Overview
Synthetic fragment of thymosin beta-4, a naturally occurring peptide involved in tissue repair and regeneration. Restored to Category 1 in 2026.
Key Specifications
| Category | Recovery Peptide |
| FDA Status | Category 1 (2026) |
| Purity Benchmark | ≥98% HPLC |
| Applications | Tissue repair, inflammation modulation, cardiovascular research |
Sourcing Notes
When sourcing TB-500 (Thymosin Beta-4), verify the following with any supplier: batch-specific COA with HPLC purity data, LC-MS identity confirmation showing the expected molecular weight, endotoxin testing results if the material will be used for injectable formulations, and storage/stability specifications appropriate for your intended use.
For a complete guide to COA verification, see our COA Verification Guide.
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