Assertion: vitamin d | /r/HasProperty | 400 iu
Facets:
value: each day
type: TEMPORAL
Source sentences:
text: These drops contain enough vitamin D (400 IU each day).
text: The use of supplements of both calcium (1,000 mg/day) and vitamin D (400 IU) by postmenopausal women was associated with a 17% increase in the risk of kidney stones over 7 years in the Women's Health Initiative .