Assertion: alfalfa | /r/MadeOf | iron
Facets:
Source sentences:
text: Alfalfa contains vitamins K and C, folate, manganese, copper, riboflavin, magnesium, and iron (1).
text: Alfalfa contains several minerals, such as calcium, iron, and zinc.
text: It also contains trace minerals such as calcium, magnesium, iron , phosphorous, and potassium .