Cognitive / Nootropic
Selank
Tier 2Russian-developed anxiolytic — non-sedating, non-addictive alternative to benzodiazepines.
Semax
Tier 2Russian nootropic peptide — upregulates BDNF, NGF, dopaminergic signaling.
Cerebrolysin
Tier 2Pig-brain-derived peptide cocktail with strong stroke recovery and Alzheimer's data.
Dihexa
Tier 2Angiotensin IV analog with potent synaptogenic activity — preclinical data 7 orders stronger than BDNF.
P21
Tier 2Cerebrolysin-derived peptide — promotes new neuron formation in adult hippocampus.
Alpha-GPC
Tier 3Choline source — most bioavailable cholinergic, cognition + GH support.
Citicoline (CDP-Choline)
Tier 3Choline + cytidine — choline source plus dopamine support pathway.
Lion's Mane
Tier 3Hericium erinaceus — NGF stimulation, cognitive support.
Bacopa Monnieri
Tier 3Adaptogenic herb — memory, anxiolytic, builds over 8-12 weeks.
Rhodiola Rosea
Tier 3Stress adaptogen — energy, mood, cognitive resilience under fatigue.