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

https://telegra.ph/Foods-That-Stain-Your-Teeth-and-How-to-Battle-Them-04-16

Some foods can assist: crunchy apples and celery mildly polish surface areas; while not an alternative to whitening, they support a cleaner, brighter-looking smile.