Assertion: watermelon's antioxidant | /r/HasProperty | essential
Facets:
value: for eye health
type: PURPOSE
Source sentences:
text: This antioxidant is essential for skin health and immune function ( 5 , 6 ).
text: This antioxidant is essential for skin health and immune function ( , ).
text: Antioxidants are essential for eye health as they offer protection against free radicals.