§ Same category · Cognitive peptides
N-Acetyl Selank vs Noopept
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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N-Acetyl Selank
4
vendors tracked
from $3.60/mg
Noopept
2
vendors tracked
from $2.50/mg
◎ Cheapest $/mg:Noopept at $2.50/mg
N-Acetyl Selank
Acetylated Selank for stability
No current listings at 5mg.
Noopept
Peptide-derived nootropic
No current listings at 20mg.
About N-Acetyl Selank
An N-terminus acetylated version of Selank with improved metabolic stability. Research compound only.
About Noopept
A dipeptide derivative of piracetam studied for memory enhancement and neuroprotection. Technically a pro-drug, but widely sold in peptide stores.