A protein rich diet, in contrary, decreases brain serotonin levels. (dujs.dartmouth.edu)
To test the effect of antidepressants on moral judgements, Molly Crockett and her team at the University of Cambridge presented 24 healthy volunteers with a moral dilemma while they were under the influence of the antidepressant citalopram — a selective serotonin reuptake inhibitor (SSRI), which increases brain serotonin levels. (newscientist.com)
Many women suffer from a kind of depression that results not at all from low brain serotonin levels but from low levels of norepinephrine. (virginiahopkinstestkits.com)