Semax
Cognitive / NeuroA synthetic peptide derived from ACTH (4-10) developed in Russia as a nootropic and neuroprotective agent. Available as a prescription nasal spray in Russia.
Starting from
$24.00
Vendors tracked
56
Prices updated
May 23, 2026
Compare Prices
Select Dosage
— most common size pre-selectedUmbrella Labs
Price
$29.99
Per mg
$1.00
Behemoth Labz
Price
$30.98
Per mg
$1.03
Molecular Edge10% OFF
Price
$54.00
$60.00
Per mg
$1.80
Paramount Peptides
Price
$60.00
Per mg
$2.00
Skye Peptides
Price
$69.00
Per mg
$2.30
Orbitrex Peptides10% OFF
Price
$62.99
$69.99
Per mg
$2.10
SwissChems
Price
$73.95
Per mg
$2.46
Genetic Peptide20% OFF
Price
$60.00
$75.00
Per mg
$2.00
Peptide Sciences
Price
$75.00
Per mg
$2.50
Ion Peptide
Price
$99.00
Per mg
$3.30
Umbrella Labs | — | $29.99 | $1.00 | No | |
Behemoth Labz | — | $30.98 | $1.03 | No | |
Molecular Edge10% OFF | — | $54.00$60.00 | $1.80 | Yes | |
Paramount Peptides | 6.7/10 | $60.00 | $2.00 | Yes | |
Skye Peptides | — | $69.00 | $2.30 | Yes | |
Orbitrex Peptides10% OFF | 9.0/10 | $62.99$69.99 | $2.10 | No | |
SwissChems | 4.0/10 | $73.95 | $2.46 | Yes | |
Genetic Peptide20% OFF | — | $60.00$75.00 | $2.00 | Yes | |
Peptide Sciences | 7.2/10 | $75.00 | $2.50 | Yes | |
Ion Peptide | — | $99.00 | $3.30 | Yes |
Prices verified as of May 23, 2026
Quick Summary
A brain-boosting peptide approved in Russia for stroke recovery and cognitive enhancement — popular with biohackers for focus and memory. Available from 56 vendors, priced from $24.00 to $200.00.
Research: In a clinical study of 110 stroke patients, Semax significantly increased brain-protective BDNF levels and accelerated functional recovery.
Side effects: Mild nasal irritation, Rare headache, Dizziness
Approved internationallyApproved in Russia and Ukraine for stroke and cognitive disorders
- 44 of 56 vendors currently have it in stock
- Highest-rated vendor: Risynth Bio (9.1 Finnrick score)
- Most common vial size: 10mg
- Category: Cognitive / Neuro — Nootropic and neuroprotective peptides
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