Where can I buy Semax in Japan?

Semax is available from 3 Japan-accessible research peptide vendors as of 2026, including 0 with Japan warehouses. All products are for scientific research use only.

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Cognitive Enhancement Research

Semax Price Comparison 2026

ACTH-derived synthetic peptide studied for BDNF/NGF upregulation, neuroprotection, and cognitive performance enhancement in rodent models. Administered intranasally in most studies. Developed in Russia; used clinically there for stroke recovery.

3 vendors compared·0 with Japan warehouse

⚗️ Research Use Only: All products listed are sold strictly for scientific research purposes. Not for human consumption. This page also contains affiliate links — if you purchase through our links we may earn a commission at no extra cost to you. Our rankings are independent. Read our methodology.

What Research Shows

Studied for BDNF and NGF upregulation, cognitive enhancement, and neuroprotection via monoaminergic signalling enhancement. Studies measure hippocampal BDNF mRNA (qPCR), Morris Water Maze escape latency, and TrkB phosphorylation. Demonstrates 2–3× BDNF increase in published rodent studies; limited Western clinical trial data.

Full Semax guide →Cognitive Enhancement Research research guide →

Semax Japan Price Comparison

Sorted by best price per mg. Click “Buy” to visit the vendor's product page. Verify prices before ordering — they change frequently.

⚠️ Prices are estimates only— verify on each vendor's site before ordering. All products are for scientific research use only.

Sort:

Vendor	Score	10mg	30mg	Best $/mg	JP Ship.
Best PriceSwissChems USA (ships to Japan)	7.2/10	—	$73.95	$2.47	✗	Buy →Review
Direct Peptides UK (ships to Japan)	8.3/10	$49.99	—	$5.00	✗	Buy →Review
Pharma Lab GlobalEditor's Choice UK (ships to Japan)	8.8/10	$57.99	—	$5.80	✗	Buy →Review