Assertion: melatonin's effect | /r/HasProperty | protective
Facets:
Source sentences:
text: As an antioxidant, melatonin appears to have protective effects on the cardiovascular system and other physiological systems as well.
text: As an antioxidant, melatonin appears to have protective effects over the cardiovascular system and other physiological systems as well.
text: All of these studies provide evidence that melatonin has protective effects against these chemically-induced HD models through antioxidant action.