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A clearer way to understand peptides.

Research listings · Peptides

Semax research listings: prices and suppliers

Research materials and consumer products belong to different categories. A listing, laboratory report, or research-use label does not establish suitability for personal use.

We have no commercial relationship with suppliers on this page. Offers are sorted by price per mg; commission never changes the order.

Prices observed weekly · last check · How we check prices →

No current listing at 30 mg × 1 vial — see the groups below.

Listings at 30 mg × 1 vial

Out of stock · 1

The supplier showed these as out of stock when we last checked.

Out of stock: Semax listings at 30 mg × 1 vial (column headings with arrows can be selected to sort)
Supplier link
Swiss ChemsProduct page includes use or preparation wording30 mg × 1 vial$73.95$2.47 / mgOut of stock5 d agoNot linkedView product details (opens in a new tab)No commercial relationship
  • Swiss ChemsProduct page includes use or preparation wordingOut of stock

    Semax · 30 mg × 1 vial

    $73.95$2.47 / mg

    Checked · 5 days ago

    Lab report: Not linked

By size

Every package size we track for Semax. Current means seen in the last 8 days.

Semax listings by package size (column headings with arrows can be selected to sort)
5 mg × 1 vial$50.00$10.00 / mg1 / 10
10 mg × 1 vial$34.99$3.50 / mg8 / 98
25 mg × 1 vial$53.00$2.12 / mg2 / 22
30 mg × 1 vial——0 / 10
10 mg × 10 vials$349.00$3.49 / mg1 / 11

Research context

From our own records, with the date each was last checked.

FDA approval
No approved drug product with this ingredient listed in Drugs@FDA (data updated 2026-11-02)Checked
503A / 503B compounding
Named in a draft HHS enforcement-discretion policy (2026-10-30) covering semax free base for intranasal use until rulemaking; not an approval or a 503A listing. Formerly category 2, withdrawnChecked
Advisory committee (PCAC)
PCAC discussed semax and semax acetate on 2026-07-24 (uses reviewed: cerebral ischemia, migraine, trigeminal neuralgia); FDA's briefing weighed against listingChecked
Rulemaking / enforcement
HHS notice of a draft peptide enforcement-discretion policy published 2026-10-30 (comments for 2 weeks); no proposed or final 503A rule on semax found (search on 2026-11-03)Checked
Identity
Formula C37H51N9O10S · MW 813.9 g/mol · CAS 80714-61-0Sequence MEHFPGPSource record Checked

Identity noteN-acetyl semax amidate (NA-semax amidate) is a different molecule and is tracked as a separate substance.

How we check prices · Offers are matched to our catalogue by an editor before they appear; a listing is not an endorsement.