About Steel Bite Pro The Steel Bite Pro teeth whitening pen promises to use a blend of ingredients that can be applied in seconds and deliver a noticeably whiter and brighter smile after one use. To accomplish this, the company tells us that Steel Bite Pro polishes while whitening for professional results at home, all in three simple steps: First, dry your teeth and rotate the bottom of Steel Bite Pro’s click pen. Then, you’ll dispense the whitening gel directly onto your teeth, while avoiding contact with your lips and gums for 30-60 seconds. After 15 minutes, rinse your mouth and avoid food and liquids for at least one hour. Alright, so Steel Bite Pro’s whitening pen appears to be easy to use, but is it really “the secret to a whiter smile”? We researched the facts and we’ll reveal what we learned here. What Causes Dark, Stained Teeth? Your teeth are 3-layer structures covered with an ultra-hard mineral substance