For Laboratory Research Use Only · Not for Human or Veterinary Use · 21+
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Nootropic Stack (Selank + Semax) vial

Best Peptides for Cognitive·Bundles

Nootropic Stack (Selank + Semax)

The classic Russian nootropic duo - calm focus.

$129.99/ 10 mg Selank + 10 mg Semax
View Nootropic Stack (Selank + Semax) lab results & testing

For Research Use Only

Nootropic Stack (Selank + Semax) is sold strictly for in-vitro laboratory research. Not for human or veterinary use, diagnosis, treatment, cure, or prevention of any disease. Not FDA-approved as a therapeutic. Must be 21+ and a qualified researcher to purchase. See our Disclaimer and Research Use Agreement.

Purity
≥ 99% HPLC each
Format
Bundles
Half-life
30 min / 20 min
Dose
Intranasal 250–750 mcg daily each
Mechanism
GABA modulation + BDNF/NGF upregulation

About Nootropic Stack (Selank + Semax)

The Nootropic Stack pairs Selank's anxiolytic GABA modulation with Semax's BDNF/NGF activation. Most-requested intranasal stack for calm focus without stimulants.

Reported benefits

  • Calm focus without stimulant load
  • Two complementary nootropic pathways
  • Intranasal - no injection

Research citations

  • Kozlovskaya et al. 2002 - Bulletin of Experimental Biology
  • Kaplan et al. 2007 - Neuroscience and Behavioral Physiology

How Nootropic Stack (Selank + Semax) fits the category

Nootropic Stack (Selank + Semax) sits inside the Best Peptides for Cognitive category. For the full ranking and head-to-head comparisons, read Best Peptides for Cognitive.