AcetylcholineEvidence & Dosage
Memory, attention, REM sleep, choline sources.
Acetylcholine in the context of Cognition
This topic is part of our "Cognition" world. There you'll find methodology, evidence and the highest-impact levers — plus the order in which they sensibly build on each other.
Go to CognitionWhat we know so far about Acetylcholine
We haven't yet curated enough studies for this topic. The "Cognition" world provides the systematic context — methodology, levers, and order of operations.
Go to CognitionMore topics in Cognition
Bacopa Monnieri
Memory, Bacosides, Long-term Effect and Tolerance
Acetyl-L-Carnitine (ALCAR)
Mitochondria, neuroprotection, and energy metabolism.
Active Recall
Retrieval over rereading — a scientifically superior way to learn.
Alpha-GPC
Choline source for acetylcholine and cognitive performance
Binaural Beats
Auditory frequency stimulation — mixed evidence.
Blood-Brain Barrier
Selective permeability, substance passage, inflammation-driven leakiness.
Brain Fog
Multifactorial: sleep, blood sugar, inflammation, thyroid, long COVID.
Caffeine
Adenosine-receptor antagonist, tolerance, timing, half-life, genetics.
Citicoline (CDP-Choline)
Phospholipid synthesis, ADHD, and neurological applications.
Creatine
More than just sport: memory, sleep deprivation, vegan deficits.
Deep Work
Focused, distraction-free work as a trainable skill.
Dopamine
Motivation, reward, movement, learning — the brain's core reward chemistry.
Dopamine Detox
A popular trend without strong scientific backing — what still holds up.
Exercise & Learning
BDNF, the hippocampus, cognitive reserve — exercise makes you sharper.
Flow State
Optimal state of consciousness during full immersion — conditions and triggers.
Ginkgo Biloba
Microcirculation, memory, and dementia interactions.
Glucose vs Ketones
The brain's fuel sources, ketogenic adaptation, cognitive effects.
Histamine
Wakefulness, allergy, histamine intolerance and brain fog.
L-Theanine
Alpha waves, relaxation without sedation, caffeine synergy.
L-Tyrosine
Dopamine precursor, stress performance and sleep deprivation
Related topics from other worlds
Passionflower
Calming, mildly anxiolytic, traditionally paired with valerian.
Sleep Lab
Polysomnography — diagnosis when apnea, RLS, or parasomnias are suspected.
Z-Drugs
Zolpidem, zopiclone — short-acting, dependence risk, not for long-term use.
Coenzyme Q10 (CoQ10 / Ubiquinol)
Mitochondria, statins, energy, and cardiovascular outcomes.
Glutathione
Master antioxidant, liposomal vs. NAC forms and detoxification.
Meta-Analyses
Pooling multiple studies — heterogeneity, publication bias.