One potential consequence of administration of an amino acid cocktail to human subjects is that
A) depressed subjects may experience a total remission of depressive symptoms if given a tryptophan-free cocktail.
B) serotonin syndrome can result.
C) previously healthy subjects can develop depression and anxiety if given a tryptophan-containing cocktail.
D) previously depressed but currently recovered patients maintained on a 5-HT-based antidepressant developed symptoms of depression if given a tryptophan-free cocktail.

Question

Quizplus · Accepted Answer

Tryptophan is a precursor to serotonin, and a tryptophan-free cocktail can lower serotonin levels, potentially leading to a return of depressive symptoms in patients who rely on serotonin-based antidepressants.

One Potential Consequence of Administration of an Amino Acid Cocktail