Memantine vs Selank

A side-by-side comparison from PeptideSciences101, the open peptide reference.

Overview

Memantine and Selank are both cognitive enhancement peptides, but they differ in mechanism, dosing, and regulatory status.

This page compares Memantine 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

MemantineSelank
CategoryCognitive EnhancementCognitive Enhancement
Regulatory status (US)Research use onlyResearch use only
Typical dosage5-20 mg250-500 mcg
Frequencydailydaily
Reported benefitsNeuroprotection, memory support, cognitive preservationAnxiety reduction, improved focus, mood stabilization, immune modulation, stress management
Reported side effectsDizziness, headache possibleVery well-tolerated. Rare: mild drowsiness

Key differences

Primary use. Memantine 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. Memantine: not FDA-approved; treated as a research compound. Selank: not FDA-approved; treated as a research compound.

Dosing. Memantine is typically dosed at 5-20 mg (daily). Selank is typically dosed at 250-500 mcg (daily).

Can you stack them?

Some protocols combine peptides, but stacking Memantine 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 Memantine and Selank?
Memantine and Selank are both cognitive enhancement peptides, but they differ in mechanism, dosing, and regulatory status. Memantine is not FDA-approved; generally classified as a research compound, whereas Selank is not FDA-approved; generally classified as a research compound.
What is Memantine used for?
NMDA antagonist.
What is Selank used for?
Anxiety reduction, focus.
Can you take Memantine and Selank together?
Some users combine peptides within a single protocol, but stacking Memantine 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 Memantine or Selank FDA-approved?
Memantine 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

  • Memantine — full monograph: mechanism, research, dosing & references
  • Selank — full monograph: mechanism, research, dosing & references

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