Assertion: tryptophan's level | /r/HasAspect | negative effect
Facets:
value: on health
type: TRANSITIVE-OBJECT
value: on behavior
type: OTHER
Source sentences:
text: Other studies have demonstrated that low levels of tryptophan can have a negative effect on behavior.
text: Low levels of serotonin can have a negative impact on health, and several medications can help raise levels of this crucial neurotransmitter, but increasing your intake of certain vitamins, present in food and supplements, can also help.