Assertion: melatonin | /r/HasProperty | sold as herbal supplement
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Melatonin is often sold as an herbal supplement.
text: Melatonin is often sold as an herbal supplement.
text: Melatonin is often sold as an herbal supplement.
text: Melatonin is often sold as an herbal supplement.