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Cheapest Cognitive peptides per mg (2026)

The lowest price per milligram today is $1.42/mg for Semax / Selank / Pinealon Spray 60mg at Crush Research. Every in-stock offer below is ranked by price after code TECH10, before shipping.

PWBy PeptideTech EditorsReviewed Sep 16, 2026Prices checked weeklyHow we verify →
All products listed are for research purposes only. Not for human consumption.
#ProductPer mgPriceVendorStock
1Semax / Selank / Pinealon Spray 60mg$1.42/mg$85.00Crush ResearchIn stock
2Semax Spray 50mg$1.50/mg$75.00Crush ResearchIn stock
3Selank Spray 40mg$1.88/mg$75.00Crush ResearchIn stock
4Semax Spray 25mg$2.40/mg$59.99Amino ClubIn stock
5Selank 10mg$2.90/mg$29.00Crush ResearchIn stock
6Semax 10mg$3.00/mg$29.95Amino ClubIn stock
7Selank Spray 20mg$3.00/mg$59.99Amino ClubIn stock
8Adamax 10mg$5.90/mg$59.00Crush ResearchIn stock
9Dihexa 10mg$6.00/mg$59.99Amino ClubIn stock
10Adalank Spray 15mg$6.00/mg$89.99Amino ClubIn stock
11Adamax 1032 Spray 15mg$6.67/mg$100.00Crush ResearchIn stock
12Selank 5mg$7.00/mg$34.99Modified AminosIn stock
13Semax 5mg$7.20/mg$35.99Modified AminosIn stock
14Semax / Selank 5/5mg$7.80/mg$77.99Modified AminosIn stock
15P21 5mg$24.00/mg$120.00American PeptidesIn stock

Priced as a set, not per mg

Blends, capsule products and solvents are compared by total price only.

Dihexa Capsules 10mg×30$105.00Crush ResearchIn stock

Price per mg: questions

Price per milligram is the price after code divided by the total milligrams in the vial. It normalises offers across sizes: a $19.80 10 mg vial is $1.98/mg, while a $30.00 20 mg vial is $1.50/mg.
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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