best whitening teeth method ?

[shieldzz]

i already did whitening at dentist

i think only whitening strips 3d crest works

 

[voqdtuglord]

The most expensive one

 

[frentanyl]

Best? Professionally done at the dentist.
Best, while keeping cost in mind? White strips (only the Crest ones with h2o2 work though)

 

[Deleted member 254331]

i already did whitening at dentist

i think only whitening strips 3d crest works

Yes

 

[shieldzz]

Best? Professionally done at the dentist.
Best, while keeping cost in mind? White strips (only the Crest ones with h2o2 work though)

I did them at dentist and i didnt had extraordinary results

 

[frentanyl]

I did them at dentist and i didnt had extraordinary results

What percent h2o2 did they use?