Assertion: vitamin d vitamin d | /r/HasProperty | major source of vitamin d
Facets:
value: for most humans on the planet
type: TRANSITIVE-OBJECT
Source sentences:
text: 5 Facts About Vitamin D 1 Vitamin D is not technically a vitamin, it is a precursor to the hormone calcitriol 2 Vitamin D is important for bone health and other body functions 3 Over 75% of Americans are Vitamin D deficient 4 Mushrooms are one of the few natural plant-based sources of vitamin D 5 Sunshine is the major source of vitamin D for most humans on the planet