Comparisons
Thymosin Alpha-1 vs Beta-4 and the 17-23 Fragment
Thymosin alpha-1 and beta-4 are unrelated peptides that share only a historical name. How they differ, and how TB-500's 17-23 fragment relates to beta-4.
Thymosin Alpha-1
Research Reviews
Thymosin Alpha-1 Research: An Unusual Evidence Base
Thymosin alpha-1 has decades of clinical literature and approvals in some countries, which makes its evidence base atypical for a research peptide.
Peptide Profiles
What Is Thymosin Alpha-1? Peptide Profile
Thymosin alpha-1 is a 28-amino-acid acetylated peptide from thymosin fraction 5, studied for immune modulation and approved as a medicine in some countries.