Dopamine
- Mediates motivation
- Precursor amino acid: Tyrosine
Serotonin
- Regulates the brain's ability to resist aggressive acts; calming neurotransmitter
- Low levels cause: depression, aggression, suicide
- Precursor amino acid: Tryptophan
Epineprhine, Norepinephrine
- Mediates attention
- Precursor amino acid: Tyrosine
Acetylcholine
- enhancement of sensory perceptions when we wake up, sustaining attention
- modulates plasticity, arousal and reward
Nutritional Supplements
R-Lipoic Acid (also: on wikipedia)