§ Same category · Cognitive peptides
Dihexa vs Noopept
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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Dihexa
5
vendors tracked
from $8.00/mg
Noopept
1
vendors tracked
from $2.00/mg
◎ Cheapest $/mg:Noopept at $2.00/mg
Dihexa
BDNF-potentiating hepatapeptide
Operational
$39.99
$8.00/mg
In stock◎ Best $/mg
B-
Operational$69.00
$13.80/mg
In stockOn sale▲ 72.5% vs best
Operational
$99.99
$20.00/mg
In stock▲ 150.0% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| AMC Essentials US | B | Operational | $39.99 ◎ Best $/mg | $8.00 | In stock | Buy with code → | |
| Purus Peptides US | B- | Operational | $69.00 On sale ▲ 72.5% | $13.80 | In stock | Visit → | |
| Glacier Aminos US | B | Operational | $99.99 ▲ 150.0% | $20.00 | In stock | Visit → |
Sort:
Last crawl 2026-11-12Sort:
2026-11-12Noopept
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 → |
Sort:
Last crawl 2026-11-12Sort:
2026-11-12About Dihexa
A hexapeptide derivative of the angiotensin IV fragment, studied for cognitive enhancement via BDNF potentiation.
About Noopept
A dipeptide derivative of piracetam studied for memory enhancement and neuroprotection. Technically a pro-drug, but widely sold in peptide stores.