It is recommended by the brand to use this pen twice daily for 2 weeks to get a quick whitening touch-up. The Lumineux Ultra-Bright Whitening Pen claims to be dentist formulated, and it protects your ...

Additionally, applying the Lumineux whitening pen 60 seconds before consuming staining liquids can prevent staining for 2-4 hours. Here are some top-rated products designed to gradually whiten ...