§ Same category · Cognitive peptides
N-Acetyl Semax Amidate vs Noopept
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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N-Acetyl Semax Amidate
3
vendors tracked
from $2.40/mg
Noopept
3
vendors tracked
from $0.93/mg
◎ Cheapest $/mg:Noopept at $0.93/mg
N-Acetyl Semax Amidate
Acetylated amidated Semax
No current listings at 5mg.
Noopept
Peptide-derived nootropic
No current listings at 20mg.
About N-Acetyl Semax Amidate
A modified Semax with N-terminal acetylation and C-terminal amidation for improved stability in research buffers.
About Noopept
A dipeptide derivative of piracetam studied for memory enhancement and neuroprotection. Technically a pro-drug, but widely sold in peptide stores.