§ Same category · Cognitive peptides
Dihexa vs Selank
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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Dihexa
6
vendors tracked
from $3.20/mg
Selank
24
vendors tracked
from $2.42/mg
◎ Cheapest $/mg:Selank at $2.42/mg
Dihexa
BDNF-potentiating hepatapeptide
Operational
$39.99
$8.00/mg
In stock◎ Best $/mg
B-
Operational$89.00
$17.80/mg
In stock▲ 122.6% vs best
B-
Operational$102.00
$20.40/mg
In stock▲ 155.1% vs best
Watch
$102.00
$20.40/mg
In stock▲ 155.1% 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 | $89.00 ▲ 122.6% | $17.80 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $102.00 ▲ 155.1% | $20.40 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $102.00 ▲ 155.1% | $20.40 | In stock | Visit → |
Sort:
Last crawl 2026-08-12Sort:
2026-08-12Selank
Anxiolytic neuropeptide
Operational
$19.43
$3.89/mg
In stockOn sale
Operational
$24.99
$5.00/mg
In stock▲ 28.6% vs best
Operational
$25.20
$5.04/mg
In stock▲ 29.7% vs best
B-
Watch$39.99
$8.00/mg
In stock▲ 105.8% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Research Peptides Europe EU | A | Operational | $19.43 On sale | $3.89 | In stock | Buy with code → | |
| Pure Lab Peptides US | B- | Operational | $24.99 ▲ 28.6% | $5.00 | In stock | Visit → | |
| ResearchPeptide UK UK | B- | Operational | $25.20 ▲ 29.7% | $5.04 | In stock | Visit → | |
| Modified Aminos US | B- | Watch | $39.99 ▲ 105.8% | $8.00 | In stock | Visit → |
Sort:
Last crawl 2026-08-12Sort:
2026-08-12About Dihexa
A hexapeptide derivative of the angiotensin IV fragment, studied for cognitive enhancement via BDNF potentiation.
About Selank
A synthetic heptapeptide derived from tuftsin, studied in Russian neuropharmacology research for anxiolytic and nootropic effects.