Condition · Brain, Mood & Sleep

Cognitive Performance / Focus

01

Evidence-ranked peptides

PeptideUseEvidence
Semax
Semax is an investigational peptide, analogue or research construct with evidence ranging from mechanistic studies to limited human trials.
Cognitive Performance / Focus
insufficient
Human3/5
Animal2/5
Safety3/5
3 verified refs
Selank
Selank is an investigational peptide, analogue or research construct with evidence ranging from mechanistic studies to limited human trials.
Cognitive Performance / Focus
insufficient
Human3/5
Animal0/5
Safety3/5
3 verified refs
Angiotensin IV
A short endogenous angiotensin fragment studied mainly for learning, memory, cerebral blood flow and insulin-regulated aminopeptidase biology.
Cognitive Performance / Focus
insufficient
Human1/5
Animal0/5
Safety0/5
2 verified refs
Dihexa
Dihexa is an investigational peptide, analogue or research construct with evidence ranging from mechanistic studies to limited human trials.
Cognitive Performance / Focus
insufficient
Human0/5
Animal0/5
Safety0/5
0 verified refs
Pinealon
Pinealon is an organ-associated short peptide promoted for regulatory effects, but independent modern clinical evidence is sparse.
Cognitive Performance / Focus
insufficient
Human0/5
Animal0/5
Safety0/5
0 verified refs
Cerebrolysin
Cerebrolysin is an investigational peptide, analogue or research construct with evidence ranging from mechanistic studies to limited human trials.
Cognitive Performance / Focus
weak
Human0/5
Animal0/5
Safety0/5
0 verified refs
Galanin
Galanin is an endogenous peptide with established physiological or receptor-level biology; therapeutic administration and indications are molecule-specific.
Cognitive Performance / Focus
insufficient
Human0/5
Animal0/5
Safety0/5
0 verified refs
Orexin
Orexin is an endogenous signalling peptide with physiological relevance; therapeutic administration remains molecule- and indication-specific.
Cognitive Performance / Focus
insufficient
Human0/5
Animal0/5
Safety0/5
0 verified refs
NAP Peptide
NAP Peptide is an investigational peptide, analogue or research construct with evidence ranging from mechanistic studies to limited human trials.
Cognitive Performance / Focus
insufficient
Human0/5
Animal0/5
Safety0/5
0 verified refs
02

Current standard management

conventional medicine
Evidence-based non-peptide options — including exercise, sleep, nutrition, physiotherapy and licensed medical treatments — often have stronger human evidence than research peptides.
Medical disclaimer —Standard-of-care information is educational only. Do not change or start treatment based on Atlas content. Always consult a qualified clinician for personal medical decisions.
04

Linked mechanisms

biological pathways discussed for this condition
  • Neuroplasticityneeds review
  • BDNF/neuronal signallingneeds review
  • Cerebral metabolismneeds review
  • Stress modulationneeds review
  • Synaptic functionneeds review
  • Neuroplasticitylimited
  • Sleep homeostasis and neuropeptide signallinglimited
  • Enkephalin and GABA-related anxiety signallinglimited
  • Melanocortin and neurotrophic signallinglimited
  • Inflammation modulationlimited
03

Community observations

No approved community reports for this condition yet. Submit one.
Clinician discussion
Questions you can ask a qualified clinician
  • What are the established evidence-based options for this condition?
  • What monitoring is appropriate before considering any experimental intervention?
  • What long-term safety data exists for peptide-based approaches?
  • Are there licensed medicines relevant to my situation?

Explore further

from the knowledge graph
ImportantPeptiBrief is an educational information platform. It does not diagnose, prescribe, sell peptides, recommend dosing, encourage self-experimentation or replace qualified medical care. Published scientific evidence is kept separate from community observations and uncertainty.