Assertion: pineapple's antioxidant | /r/HasProperty | substance
Facets:
Source sentences:
text: Mangosteen is often labeled as "superfruit" due to high content of antioxidants (substances which prevent cell damage) and because of its high nutritional value.
text: Antioxidants are substances that help protect the body from damage caused by harmful substances known as free radicals ( 3 ).