Some foods can assist: crunchy apples and celery mildly polish surfaces; while not a substitute for whitening

https://beckettocln150.image-perth.org/in-office-vs-at-home-whitening-which-is-right-for-you

Some foods can help: crunchy apples and celery slightly polish surfaces; while not a substitute for whitening, they support a cleaner, brighter-looking smile.