Cerebrolysin vs Selank
Overview
Cerebrolysin and Selank are both cognitive enhancement peptides, but they differ in mechanism, dosing, and regulatory status.
This page compares Cerebrolysin and Selank across their primary use, typical dosing, reported benefits and side effects, and U.S. regulatory status. For the full monograph on either compound — mechanism of action, clinical research, and references — follow the article links.
Side-by-side comparison
| Cerebrolysin | Selank | |
|---|---|---|
| Category | Cognitive Enhancement | Cognitive Enhancement |
| Regulatory status (US) | Research use only | Research use only |
| Typical dosage | 5-10 ml | 250-500 mcg |
| Frequency | multiple times weekly | daily |
| Reported benefits | Neuroprotection, stroke recovery support, cognitive improvement, neurodegenerative disease support | Anxiety reduction, improved focus, mood stabilization, immune modulation, stress management |
| Reported side effects | Generally well-tolerated. Possible: dizziness, agitation | Very well-tolerated. Rare: mild drowsiness |
Key differences
Primary use. Cerebrolysin is categorised under Cognitive Enhancement, while Selank falls under Cognitive Enhancement. Because they target a similar goal, they are common alternatives to weigh against each other.
Regulatory status. Cerebrolysin: not FDA-approved; treated as a research compound. Selank: not FDA-approved; treated as a research compound.
Dosing. Cerebrolysin is typically dosed at 5-10 ml (multiple times weekly). Selank is typically dosed at 250-500 mcg (daily).
Can you stack them?
Some protocols combine peptides, but stacking Cerebrolysin and Selank has not been validated for safety or efficacy in controlled trials. Combining compounds can change their effects and risks. Nothing here is medical advice — consult a qualified healthcare provider before starting or combining any protocol.
Frequently asked questions
- What is the difference between Cerebrolysin and Selank?
- Cerebrolysin and Selank are both cognitive enhancement peptides, but they differ in mechanism, dosing, and regulatory status. Cerebrolysin is not FDA-approved; generally classified as a research compound, whereas Selank is not FDA-approved; generally classified as a research compound.
- What is Cerebrolysin used for?
- Neuroprotection, recovery.
- What is Selank used for?
- Anxiety reduction, focus.
- Can you take Cerebrolysin and Selank together?
- Some users combine peptides within a single protocol, but stacking Cerebrolysin and Selank has not been established as safe or effective in controlled trials. Neither this comparison nor PeptideSciences101 is medical advice — consult a qualified healthcare provider before combining any compounds.
- Is Cerebrolysin or Selank FDA-approved?
- Cerebrolysin is not FDA-approved; generally classified as a research compound. Selank is not FDA-approved; generally classified as a research compound.
Read the full articles
- Cerebrolysin — full monograph: mechanism, research, dosing & references
- Selank — full monograph: mechanism, research, dosing & references