Compound Profile Scientific & Efficacy Data C 37 H 51 N 9 O 10 S Molecular Formula 813.9 g/mol Molecular Weight Several minutes to hours (intranasal effects persist longer) Half-Life High via intranasal route (directly reaches brain) Bioavailability 80714-61-0 CAS # 9811102 PubChem ID Developed By 1982 Nikolai Myasoedov and Isaak Ashmarin Institute of Molecular Genetics, Russian Academy of Sciences Primary Benefits Powerfully improves focus, memory, and mental clarity through BDNF upregulationbacked by decades of research and clinical use in Russia Shields brain cells from oxidative damage, toxic metals, and injury through multiple mechanisms including copper chelation and neurotrophic support Provides sustained mental stamina and alertness without stimulant-like side effects, crashes, or tolerance development Amino Acid Sequence Met-Glu-His-Phe-Pro-Gly-Pro (MEHFPGP) Dosing How much do I take

A 2025 pilot study published in PubMed confirmed short-term tolerance in 2 participants at 20mg intravenously, though the sample size remains too limited for definitive safety conclusions
TB 500, or Thymosin Beta-4, is a peptide naturally occurring in the body, recognized for its healing properties
M., DeOcesano-Pereira, C., Teixeira, C., & Moreira, V
Treating each as non-negotiable is a central part of how to reconstitute peptides safely for serious research, and each one prevents a different kind of silent failure