Will Whitestrips remove fluorosis stains?
No data is available on the effect of Crest 3D White Whitestrips on people with fluorosis stains. If you have this condition, consult your dental professional before using Crest 3D White Whitestrips.
Will Whitestrips remove tetracycline stains?
Most teeth with these types of stains will not whiten as well as teeth with yellow stains. This is because most dark or blue-gray stains are caused by certain types of medication taken during tooth development. These types of stains are deep within the tooth as well as at the enamel surface. We recommend you discuss this with your dentist.