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Semax / Selank 5/5mg price: 1 vendor compared (2026)

Cheapest Semax / Selank 5/5mg today is $77.99 at Modified Aminos with code TECH10, from 1 supplier checked weekly.

Semax / Selank is a two-peptide research blend of the heptapeptides Semax and Selank co-lyophilized in equal amounts, sold as 5/5 mg and 10/10 mg vials.

ContainsSemaxSelank
PWBy PeptideTech EditorsReviewed Sep 16, 2026Prices checked weeklyHow we verify →
See EU prices in €
Category
Cognitive
Standard size
10/10mg
Sizes
5/5mg, 10/10mg
Vendors
1
Form
Vial
Use
Research only
Cheapest Semax / Selank 5/5mg
$77.99$7.80/mg
at Modified AminosIn stock
CodeCode verified
Copy code & go to Modified AminosOpens the vendor’s own product page with our referral tag.
Size 1 of 2Semax / Selank 10/10mg
SummaryUpdated Sep 16, 2026

Semax / Selank 5/5mg costs $77.99 across 1 research vendor as of Sep 16, 2026. The lowest price is Modified Aminos at $77.99 ($7.80 per mg), after code TECH10. Prices are checked weekly and shown before shipping.

Semax / Selank 5/5mg prices by vendor

VendorSizeStockCodePrice
Modified AminosOnly vendor in stock
5/5mgIn stock
$77.99Checked 50m ago
Copy code & go
Price after code TECH10, before shipping. Stock captured at the same moment as price.

Semax / Selank for sale: price by size

SizeCheapestPer mgVendorsIn stock
5/5mg$77.99$7.80/mg1110/10mg00

Where to buy Semax / Selank

Modified Aminos lists Semax / Selank in 1 size (5/5mg), from $77.99 for 5/5mg after code TECH10. Ships US; accepts Card, Crypto.

Semax / Selank suppliers compared

Modified Aminos
3.6/ 5 · 5-point rubric
COA & testing2
Price level4
Stock reliability4
Payment options4
Shipping4

Semax / Selank price history

Best price at 10/10mg over the last 30 days.

No price move of $0.50 or more in the last 30 days.

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Semax / Selank storage and handling (research context)

Lyophilized Semax / Selank is typically shipped at ambient temperature and stored at −20 °C for long-term laboratory use. For in-vitro work it is reconstituted with bacteriostatic water and kept refrigerated at 2–8 °C. Vendors list lot numbers and certificates of analysis for verification.

Semax / Selank price: questions

Semax / Selank 5/5mg costs from $77.99 across 1 vendor as of Sep 16, 2026. The cheapest in-stock offer is Modified Aminos at $77.99; other sizes (10/10mg) are listed in the price-by-size table.
How we verify prices

Prices are read from each vendor's product page weekly, converted to the price after any listed code, and shown before shipping. Stock status is captured at the same time. Rankings are by price only. PeptideTech earns a commission when you buy through a link; it never changes the order.

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