No, you don’t have to switch to Chardonnay or give up your daily cuppa to keep your smile sparkling. Use these tips instead.

Snack on celery — or carrots or cucumbers. These foods require lots of chewing, which steps up saliva production and flushes away stains, says New York City dentist Lana Rozenberg.

Chew sugarless gum or have a quick swish with water after you eat or drink to eliminate stains.

When drinking dark-colored fluids (coffee, cola), try to keep them from touching the front sides of your teeth. Or use a straw.

Floss. It helps erase stains between teeth.

Stop smoking. Tobacco is the top tooth stainer — and you don’t want all your at-home whitening work to go to waste.