Napolitano was a regular fixture on NBC New York’s Saturday morning shows, where he provided advice on selecting fruits and vegetables, alongside recipes and recommendations.
He was renowned for his signature sign-off, "If you eat right, you’re going to live right!"; his death was announced by NBC New York on Monday, with the cause not publicly disclosed.
A New Jersey native, Napolitano's career began in his family's produce business, and he later authored three books, including a memoir and a cookbook.
Tributes have poured in online, with viewers remembering his educational segments and approachable persona.