Limitless Clinic
Cognitive

Semax

A peptide used for focus and mental clarity.

Semax peptide vial

Available options

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Price
€50.00
1

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Free Omniva delivery on larger orders. Pay and confirm on Telegram after you place the order.

Bundles with Semax

Selank peptide vial
Semax peptide vial
DSIP peptide vial
10% off

Focus & Calm Stack

Sharp days, restful nights.

Includes
€128.50
Save €14.50

What is it?

Semax is a synthetic peptide used for focus and cognitive support. It is often used together with Selank, which covers the calm side.

Why people choose it

  • Used for focus and mental sharpness
  • Used for memory and clarity
  • Combines with Selank
  • Available as a nasal spray

What is it used for?

  • Focus and concentration
  • Memory and mental clarity
  • Everyday cognitive support

How it works

Semax is discussed in relation to the brain's focus and memory systems and to supportive brain signalling.

Good to know

  • Frequently paired with Selank.
  • Available as a nasal spray.
  • Dosed in micrograms, so insulin-unit conversions do not apply.

Dose calculator

Focus & mood

Enter a few details to see an illustrative protocol for this peptide.

Bodyweight
Height (cm)
Body type
Approach
Your protocol
Dose amount300 mcg
FrequencyEvery day
Cycle length3 weeks
Per week7 ×/week
Total per cycle6.3 mg
BMI25.2
What you'd need to buySemax
1×10mg

Vials/pens to cover the full cycle at this dose.

Timeline
Wk 1–2
Ramp up
Wk 3–3
Maintain
Wk 3+
Review

How a typical cycle is structured over time (for reference).

How to doseSemax
Mixing & syringe10mg
9units · 0.09 ml
020406080100
Add water3 ml
Concentration3.33 mg/ml
Draw per dose9 units · 0.09 ml

Each pack includes one peptide vial + a 3 ml bacteriostatic water vial. Add the amount of water shown down the vial wall, then set your U-100 insulin syringe to this mark for each dose.

Dosage protocol

Mixing amounts, dose steps and syringe draw volumes for this peptide.

RouteIntranasal spray

Nasal spray make-up

Final volumeConcentrationPer spray (0.10 ml)
5.0 ml2,000 mcg/mL200 mcg
10.0 ml1,000 mcg/mL100 mcg

Dosing schedule

Published human researchFrequency: Once daily
PhaseDose
Day 1210–1,000 mcg
Day 11,200 mcg
Days 1–106,000 mcg

Storage

Powder (unmixed)≤10 °C
  • Keep protected from light
  • Avoid freeze-thaw cycles

Technique

  • Confirm the pump's output volume before first use and prime it per the manufacturer's instructions.
  • Keep the bottle upright and use one complete, smooth stroke per actuation.
  • Record every actuation immediately, including priming sprays.
  • Wipe the nozzle and replace the cap after each use.
  • Fractional spray counts are mathematical only. A metered pump cannot deliver half an actuation.

Questions before you order?

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