What Is Semax?
A synthetic ACTH(4-10) analog studied for BDNF expression and neuroprotection.
01Definition
Semax is a cognitive research compound. A synthetic ACTH(4-10) analog studied for BDNF expression and neuroprotection. It is also known as ACTH(4-7) analog.
Sequence · Met-Glu-His-Phe-Pro-Gly-Pro
02Research Mechanism
Semax is a synthetic heptapeptide based on the ACTH(4-10) fragment, modified for stability. Its principal research property is upregulation of brain-derived neurotrophic factor (BDNF) and its receptor TrkB, studied in neuronal-culture and neuroprotection models.
Research framing only · No human-use claims
03Key Facts
| Classification | Cognitive |
| Molecular weight | 813.94 g/mol |
| Also known as | ACTH(4-7) analog |
| Purity spec | ≥99% HPLC |
| Verification | MZ Biolabs · 5-panel |
| Use | Research Use Only |
04FAQ
What is Semax?
Semax is a cognitive research compound. A synthetic ACTH(4-10) analog studied for BDNF expression and neuroprotection. It is also known as ACTH(4-7) analog. It is supplied strictly for laboratory research use.
What class of compound is Semax?
Semax is categorized as Cognitive and is studied alongside related compounds in that research area.
What is the molecular weight of Semax?
Semax has a molecular weight of 813.94 g/mol.
How is Semax tested?
Every Ethos Bio lot of Semax is analyzed by an independent third-party laboratory (MZ Biolabs, Arizona) on a five-point panel — HPLC purity, mass-spec identity, endotoxin, heavy metals, and sterility — with a batch-specific Certificate of Analysis.
View Semax product → · Full monograph → · Molecular weight →