Mmiri mmanụ oliv enwetara ọnụ ahịa dị elu maka ụtọ nri na ngwaahịa nlekọta ahụike.

Mmanụ oliv bara ụba na acid fatty monounsaturated, antioxidants, na polyphenols. Isi uru ya gụnyere ichebe ahụike obi, inye mgbochi mkpali na uru antioxidant, ịkwalite imeju na ahụike eriri afọ, inye aka na njikwa ibu, meziwanye ahụike anụ ahụ, na igbochi ụdị ọrịa shuga 2. Iri mmanụ oliv nwere ike inye aka belata cholesterol “ọjọọ”, mụbaa “ezigbo” cholesterol, ma belata mbufụt na-adịghị ala ala.