Assertion: calendula's flower | /r/MadeOf | carotenoid
Facets:
Source sentences:
text: Calendula flowers contain flavonoids, triterpene alcohols, triterpene saponins, carotenoids, polysaccharides and an essential oil.
text: Calendula (Calendula officinalis) flowers contain triterpene glycosides and aglycones, carotenoids, and essential oils.