Peptides DB
Research-centric peptide and protocol reference hub
Neuro & mood

Best peptides for Cognitive & Nootropic

Semax, Selank, Cerebrolysin, Dihexa, P21, NA-Semax Amidate, and Cyclic Glycine-Proline are the most-studied peptides for cognitive function — memory consolidation, focus, neuroprotection, synaptic plasticity, and recovery from neurological insult. Each entry below links to its full research profile.

4
peptides matched
Ranked by approved-study count
AdamaxEmerging

Neuroprotection | Cognitive enhancement

Adamax is a synthetic next-generation derivative of the Semax neuropeptide, researched for cognitive enhancement, neuroprotection, and BDNF/NGF modulation, with limited human data outside the Semax family.

22 studiesDominant effect: neuroFull profile →

Neuroprotection | Cognitive enhancement

NA Semax Amidate is a modified heptapeptide analog of Semax (ACTH 4-10 fragment) studied for cognitive enhancement, neuroprotection, and BDNF/NGF modulation in preclinical research.

5 studiesDominant effect: neuroFull profile →

N-Acetyl Selank Amidate | Enhanced Tuftsin Analog

Adalank (N-Acetyl Selank Amidate) is a modified analog of the Russian heptapeptide Selank, designed for enhanced metabolic stability and investigated for anxiolytic and nootropic effects.

IllumiNeuro ProtocolLimited Research

Neurotrophic | Cognitive enhancement

IllumiNeuro Protocol is a cognitive enhancement blend consisting of four peptides, primarily focusing on nootropic and neurotrophic effects. The peptides included in this protocol are Selank and Semax, which have been studied for their potential to improve memory, focus, and neuroprotection. The mechanisms of action for these peptides involve modulation of neurotransmitter systems, neuroinflammation, and neurogenesis, which may contribute to their cognitive-enhancing properties.

0 studiesDominant effect: neuroFull profile →

Related reading

Dosing for approved agents comes from the label, not from this site. If you are working out injection volumes, the reconstitution calculator converts mg per vial into syringe units, and how to use peptides covers storage and handling. Neither is a recommendation to use anything.

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Medical disclaimer

Rankings reflect how much indexed research exists, not how safe or effective anything is for you. Nothing here is medical advice. Most peptides on this site are not approved drugs.