Best Semax Vendors (2026)
Synthetic ACTH fragment — cognitive enhancement and neuroprotection. 10 verified vendors currently list Semax — ranked by Peptide Verification Score, with live per-mg price comparison. No paid placements, ever.
Best in-stock price from a claimed vendor · PVS 96/100
Top Semax vendors, ranked
Ordered by PVS score — CoA verification, purity testing, community sentiment, transparency, and order experience. See the methodology.
$48 / 30mg · $1.60 per mg
$55 / 30mg · $1.83 per mg
$44 / 30mg · $1.47 per mg
$47 / 30mg · $1.57 per mg
$50 / 30mg · $1.67 per mg
$42 / 30mg · $1.40 per mg
$38 / 30mg · $1.27 per mg
$45 / 30mg · $1.50 per mg
$30 / 10mg · $3.00 per mg
$70 / 5mg · $14.00 per mg
Prices reflect the merged PepAssure price feed (vendor-confirmed listings overlay our verified baseline) and are for research use only. Rankings based solely on data. No paid placements — ever.