Assertion: valerian's effect | /r/HasProperty | headache
Facets:
Source sentences:
text: Reported adverse effects are rare, but can include diarrhea, headache, and gastrointestinal
text: Side effects of valerian root are rare but may include headache, upset stomach, daytime drowsiness, and dizziness.﻿﻿
text: Side effects can include headache, upset stomach, dizziness, and allergic reaction.