§ 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
5
vendors tracked
from $2.40/mg
Noopept
3
vendors tracked
from $2.00/mg
◎ Cheapest $/mg:Noopept at $2.00/mg
N-Acetyl Semax Amidate
Acetylated amidated Semax
No current listings at 5mg.
Noopept
Peptide-derived nootropic
B-
Watch$39.99
$2.00/mg
In stock◎ Best $/mg
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Modified Aminos US | B- | Watch | $39.99 ◎ Best $/mg | $2.00 | In stock | Buy with code → |
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Last crawl 2026-08-12Sort:
2026-08-12About 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.