Assertion: valerian's root | /r/HasAspect | discernable impact
Facets:
value: on sleep
type: TRANSITIVE-OBJECT
value: in 1,602 adults with insomnia
type: OTHER
Source sentences:
text: A 2015 review of studies in Sleep Medicine Reviews concluded that valerian root (or similar "calming" herbs like chamomile or kava) had no discernable impact on sleep in 1,602 adults with insomnia.