Russian Nootropic Pair (Selank + Semax)
Risk: LowThe classic Russian-developed neuropeptide duo — selank delivers anxiolysis without sedation by modulating GABA and serotonin, while semax drives BDNF, NGF, and dopaminergic activity for focus and neuroprotection. Designed-together pair, taken intranasally.
Composition: 2 Nootropics
Overview
The Russian Nootropic Pair stack (Selank + Semax) is the go-to move for users who want clean, everyday anxiolysis, sharper focus, and longer-term neurotrophic support — all without the tolerance, dependence, and fog that come with benzos or most RX anxiolytics. This run is targeted at anyone looking to stabilize mood, manage stress, or build neuroplasticity: whether you're in a high-pressure work block, managing anxiety overlays from PEDs or life stress, or simply chasing a higher quality baseline. Both agents are delivered intranasally, and cycles are clean, short, and sustainable.
Why this stack works
This stack leans on the synergy between Selank and Semax: Selank offers robust, non-sedating anxiolysis through GABAA activation and serotonergic tuning, while Semax drives BDNF, NGF, and dopamine for pro-cognitive, neuroprotective, and mood-lifting effects. Run together, they cover both the emotional and cognitive axis with a rapid onset and minimal risk — Selank calms the stress response and grounds emotional volatility, while Semax clears brain fog, lifts motivational tone, and promotes long-term plasticity. Importantly, their mechanisms are complementary (not redundant) and both have an unusually low side effect and dependence profile, so you get real-world impact with minimal baggage.
Protocol timeline
1 phase · 4 weeks total
Timeline shows the 4-week cycle. Bars overlap when phases run concurrently. Click a bar to jump to its detail card.
Cycle starts
2025
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2026
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2027
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
| Week | Compound | Dose | Frequency | Notes |
|---|---|---|---|---|
| 1–4 | Selank | 300 mcg/nostril | 2x daily | AM upon waking, and mid-afternoon |
| 1–4 | Semax | 300 mcg/nostril | 2x daily | Alternate nostril from Selank, same timing |
- Deliver intranasally using pre-loaded dropper or spray. Do not mix both peptides in the same vial.
- Can titrate to 400–500 mcg/nostril if tolerance/need justifies, but most see diminishing returns above this range.
- If running other intranasal agents (e.g. minoxidil, oxytocin, pituitary peptides), space out Selank and Semax by at least 15–20 minutes to avoid cross-absorption blunting.
- Nasal saline rinse can help if dryness or congestion occurs during the cycle.
- Avoid mega-dose vitamin C/NAC supplements during this protocol if you are co-running other peptide-based cognitive agents, as high-dose antioxidants may theoretically reduce neurotrophic activity (mainly a concern for more delicate peptides like GHK-Cu, but worth flagging for maximalists).
- No notable interactions with common nootropics, stimulants (modafinil, caffeine), or adaptogens — all can stack cleanly if desired.
Compounds in this stack
2 linked · tap for full guide
How they work together
Where to buy
Swiss Chems
Affiliate link — we may earn a commission at no cost to you.
- Semax· Semax 30mg (1 Vial) | SwissChemsBuy Semax
- Selank· Buy Selank 5 mg (1 vial) - SwissChems - Buy Best Quality Peptides, SARMS OnlineBuy Selank

Real Peptides
Affiliate link — we may earn a commission at no cost to you.
- Semax· Semax AmidateBuy Semax
- Semax· Semax Nasal Spray — 10mgBuy Semax
- Selank· Selank AmidateBuy Selank
- Selank· Selank Nasal Spray — 10mgBuy Selank
Conclusion
Bottom line: this is one of the safest, best-tolerated nootropic pairs for smoothing anxiety, stabilizing mood, and sharpening cognitive performance. Most users feel the difference within the first week. Dial in the dosing, watch for mild nasal irritation, and take a short break at the 4-week mark to keep sensitivity high. Easy to run, easy to maintain.
Updated 2026-04-19