Reviewed by The Peptide Dispatch Editorial Team · Last reviewed July 6, 2026
N-Acetyl Semax (NASA) is a cognitive peptide, at the research chemical stage in the published literature. Acetylated form of Semax with potentially enhanced stability and potency. May cross blood-brain barrier more effectively.
Acetylated form of Semax with potentially enhanced stability and potency. May cross blood-brain barrier more effectively.
| Research Status | Research chemical |
|---|---|
| Half-Life | Minutes (rapid absorption) |
| Administration | Intranasal |
| Doses Reported in Published Studies | 100-300 mcg |
Same as Semax with acetyl group for improved membrane permeability and stability.
Acetylated form of Semax with potentially enhanced stability and potency. May cross blood-brain barrier more effectively.
Same as Semax with acetyl group for improved membrane permeability and stability.
N-Acetyl Semax is at the following stage in the published literature: Research chemical. All information is for research and educational purposes only.
Reported half-life: Minutes (rapid absorption).
Reported administration route in the literature: Intranasal. This is not a recommendation for human use.
Educational content, not medical advice. Effects described are drawn from cited research in study subjects.