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The evidence base for peptide-based memory enhancement spans three tiers: in vitro receptor binding studies, animal behavioural models, and human clinical trials. Most compounds marketed as cognitive enhancers never progress beyo…
Semax BDNF upregulation via melanocortin receptor binding Human RCTs in healthy adults 600mcg intranasal 2× daily, 14–28 days Intranasal (olfactory pathway) Strongest evidence for near-term memory retention improvement in cogniti…
Dihexa HGF mimetic; c-Met receptor activation → synaptogenesis 0.1–2 mg/kg (subcutaneous or oral) Oral: 50–60%; Subcutaneous: ~100% 28 days at 2–8°C Highest potency-per-dose; oral administration viable; limited human safety data …