Wearing clear aligners for 22 hours a day is going to straighten your teeth, but they may be less white at the end of treatment.

Wearing clear aligners for 22 hours a day is going to straighten your teeth, but they may be less white at the end of treatment. Even the most diligent teeth brushing can’t always combat the natural discoloration that may occur over months of wearing retainers. To keep your teeth looking pearly white throughout your treatment, use a whitening pen to eliminate stains. These pens from Knotty Floss are vegan and gluten free, simple to apply and most importantly they work!