20-22% bleaching gel: use for up to 30 minutes to 1 hour once or twice per day (do not exceed 1 hr/application).
How often can you use carbamide peroxide on teeth?
General manufacturers recommended wearing times are: For Carbamide Peroxide Bleaching Gels (Pola Night): 10% Carbamide Peroxide (3.6% Hydrogen Peroxide) = use 1 x 2hours/day to overnight, while sleeping, if no sensitivity arises.
How long can I leave carbamide peroxide on my teeth?
Then you receive a high-intensity substance (gel-like) called carbamide peroxide. It’s basically a take-home bleaching kit. You leave the trays in your mouth for 4 hours or so – some people leave them in overnight. If you’re a long sleeper, don’t worry!
How long do you leave 35 carbamide peroxide on teeth?
Brush teeth before inserting tray. Lightly tap tray to adapt sides to teeth. Unless directed otherwise, wear Opalescence 10% for 8-10 hours or overnight, Opalescence 15% for 4-6 hours, Opalescence 20% for 2-4 hours, and Opalescence 35% for thirty minutes.
How often can I whiten my teeth?
How Often Should Teeth Whitening Be Done? It is best to avoid whitening your teeth too often. Over-whitening your teeth can lead to issues with hypersensitivity or even cause the teeth to look translucent. It is often recommended that you only whiten your teeth, whether at home or professionally, once a year.
What happens if you leave teeth whitening gel on too long?
Wait at least 30 minutes before applying the strips to avoid gum irritation. Always follow the manufacturer’s directions when using whitening products. Leaving them on for too long can cause tooth sensitivity, gum irritation, and tooth damage.
Is 16 carbamide peroxide strong?
Conclusion: Carbamide peroxide in 16% and 35% concentration are effective and safe for bleaching discoloured vital teeth, however, 35% concentration gave significantly more lightening effect without additional side effects compared to 16% concentration.
What does carbamide peroxide do to teeth?
Carbamide peroxide can also affect the teeth by significantly reducing the bond strength of resin composite systems to treated enamel and dentin. It has been postulated that residual peroxide on the dentin and enamel surfaces inhibits polymerization of the resin bonding systems.
Should I brush my teeth after whitening trays?
After removing the tray, brush your teeth well to remove the gel from your teeth. Clean the tray by brushing it with a toothbrush and water, then store the tray in its container.
What percentage of carbamide peroxide do dentists use?
No matter which type of teeth-whitening option you choose, both will contain peroxide-based bleaching agents. At-home products contain between 3 and 20 percent carbamide or hydrogen peroxides while professional, in-office treatment systems contain 15 to 43 percent peroxide.
Why do my teeth look more yellow after whitening?
When our tooth enamel grows thin, it slowly exposes the dentin, giving it a yellowish color. It’s not uncommon to notice your teeth growing yellow as you grow older. If you find some of your teeth growing white while other parts are turning yellow after whitening, it might be a sign that you’ve got thin tooth enamel.
What percentage of peroxide is best for teeth whitening?
This suggests that low-concentration treatments of hydrogen peroxide, applied for shorter periods of time, have the least potential to damage your teeth. According to another study, scientists found that a 5 percent hydrogen peroxide solution was just as effective as a 25 percent solution at whitening teeth.
Is it bad to whiten your teeth everyday?
When you use teeth whitening products too much, you could be damaging your teeth. Although teeth whitening rarely causes long term damage, temporary sensitivity is not uncommon. If you experience any discomfort following your treatment, your dentist can help you minimize irritation in the future.
Can you whiten your teeth twice a day?
Can I whiten my teeth twice in a day? It is safe for you to use tooth whitening trays four hours apart from each other. This is enough time for your enamel to recover from any minimal wear that may have been caused by the whitening gel. However, tooth whitening is more effective the longer you leave each tray in.
Can yellow teeth become white?
Yes, most stains can easily be lifted from the teeth with professional whitening treatments. The strength of our treatments help patients transform their smile to a dazzling white! It is important to note that internal stains are more difficult to remove.