This treatment can take round three to four weeks, depending on how lengthy you retain the trays in your mouth each time, and the way much whiter you want your teeth to be. Your dental staff will apply the whitening product to your teeth, utilizing a specifically made tray which inserts into your mouth like a mouthguard. Much of a product’s capacity to distinguish and discover a place has historically been based mostly around the useful claims made by the product. Looking atF-4, we are ready to see the prevalence of the kinds of claims made. Fortification with nutritional vitamins or minerals, primarily fluoride, continues to be the highest claim made.