It's important to maintain good oral hygiene after whitening: To keep your teeth looking bright and white after undergoing teeth whitening treatments, it's important to maintain good oral hygiene habits, such as brushing twice a day, flossing daily, and avoiding foods and beverages that can stain your teeth. If you have any questions for our family dentistry in Kent, WA, please give us a call at (253) 529-9434 and we’ll do our best to answer them!