Supplement Library
50 supplements, each summarized from the research: what they do, what to watch for, and how they connect.
Evidence
6 supplements
Caffeine
The world's most popular cognitive stimulant.
NootropicsStrong
8 connectionsEnergy · Focus
Alpha-GPC
A highly bioavailable choline source for memory and power output.
NootropicsModerate
5 connectionsFocus · Brain health
Citicoline
A choline source studied for focus, memory, and brain health.
NootropicsModerate
5 connectionsFocus · Memory
Phosphatidylserine (PS)
A brain-cell phospholipid studied for memory and stress.
NootropicsModerate
4 connectionsBrain health · Focus
Huperzine A
A plant alkaloid that slows acetylcholine breakdown for memory.
NootropicsPreliminary
3 connectionsMemory · Focus
Uridine
A nucleotide studied for memory, mood, and brain membranes.
NootropicsPreliminary
2 connectionsMemory · Focus