Semax + Selank Combo
Also known as: Cognitive Duo, Nootropic Stack, Semax/Selank
A combination of Semax and Selank for comprehensive cognitive enhancement and anxiety reduction.
Overview
The Semax + Selank combination pairs two complementary Russian nootropic peptides. Semax provides cognitive enhancement, focus, and BDNF upregulation, while Selank offers anxiolytic effects and mood stabilization. Together they support cognition without the anxiety that stimulants can cause.
Mechanism of Action
Semax (ACTH 4-10 analog): increases BDNF, NGF, modulates dopamine/serotonin. Selank (tuftsin analog): enhances GABA, reduces anxiety, immunomodulatory. Combined effects provide focused cognition with calm.
Pharmacokinetics
Both administered intranasally. Short half-lives but sustained neurotrophic effects. Can be used together or alternated.
Dosing Protocols
Note: These are research protocols from literature. This is not medical advice.
Cognitive Enhancement
300-600 mcg each
1-2x daily
2-4 weeks
Can use together or alternate AM/PM
Research Areas
Key Research Findings
- 1Complementary cognitive and anxiolytic effects
- 2Popular nootropic combination
- 3Both have good safety profiles
- 4Synergistic for focus without anxiety
Side Effects & Contraindications
Reported Side Effects
- Headache (rare)
- Nasal irritation
- Mood changes
Contraindications
- Bipolar disorder (use caution)
- Severe anxiety disorders
Safety Considerations
Both components well-studied in Russia. Generally well-tolerated. May affect mood - start with lower doses.
Storage Requirements
Refrigerate 2-8°C
Scientific References
- 1