Assertion: carotene's source | /r/HasProperty | liver
Facets:
Source sentences:
text: Excellent dietary sources of vitamin B12 include liver, tuna, cottage cheese, yogurt and eggs.
text: The good sources of iron include blackstrap molasses, liver, beans & peas, seeds & nuts, and certain fruits & vegetables.
text: Sources of preformed vitamin A (called retinol) include butterfat, egg yolks, liver and other organ meats, seafood and fish liver oils.