Assertion: vitamin d | /r/HasProperty | hormone
Facets:
Source sentences:
text: Vitamin D is different because even though we call it a vitamin, it is actually a hormone and we can make it in our body.
text: Frequently dubbed “the sunshine vitamin,” vitamin D is a hormone that is essential to human health.
text: Vitamin’ D is not a vitamin; it is a hormone synthesized by the action of sunlight on skin,”​