The whitening product used by dentists is a 10% or 16% carbamide peroxide gel. Applied to the teeth, it disintegrates into water ions and oxygen ions. The oxygen ions penetrate the enamel and dissolve stains.
It is the best tooth whitening to lighten yellow teeth.
Tooth whitening with trays
Tooth whitening with trays lightens yellow teeth. It is done at home for four weeks. The patient wears the trays for two to three hours in the evening (16% carbamide peroxide) or all night (10% carbamide peroxide). The result appears gradually during the course of treatment and lasts twelve to twenty-four months.
BlancOne®: Lightening of teeth by photoactivation
BlancOne® combines light energy with special photosensitizers to brighten yellow teeth. The tooth whitening gel based on 16% carbamide peroxide works in just a few minutes. The session lasts between ten and thirty minutes. The result is immediate and lasts between four months and three years.