Verified Peptide ReviewLast reviewed: 20 April 2026
Compound Profile · Cognitive
Mega-Selank / Extended Semax
Mega-Selank is an extended-chain Semax variant studied in research for augmented cognitive and neuroprotective effects.
LegalResearch onlyEvidenceEmergingHuman useNot approved
6.4/ 10
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Quick verdict
Extended Semax variant with limited independent research. Claimed enhancements are not well-validated.
Reality check
What this isn't
- Not approved for human use — research-only context
- No regulator has approved human use
- Evidence base is early — long-term data limited
- Side-effect profile not fully characterised
- Educational only — not medical advice
Full Mega-Selank / Extended Semax review
An extended-chain variant of Semax.
Studied for enhanced neuroprotective effects in research.
Looking at alternatives?
Compounds with comparable research interest but different evidence, regulatory status, or risk profile.