Is laser teeth whitening better at making the teeth white as compared to the trays the dentists give?

Trays used to do but not all, white teeth, as if the product does not cover the entire tooth, which was not uniform. is the laser (I think it’s laser), time to make a better whitening knows everything?

I know that brushing your teeth with the whitening toothpaste can give you tooth/teeth sensitivity but if you?

Brush with water and baking soda will do the same? I wnt white teeth, not just the money to professional teeth whitening, but I dont need more associated sensitivity of the teeth. Therefore I ask because I have no idea if the peroxide and baking soda mixed damage teeth. . . any ideas out there [...]

i’m looking for a good tooth whitening system that i should give a try before getting the zoom ?

Does anyone know a good on the tooth whitening system that has proven results and to not take a while to see results, you would, before you use a zoom or white bucket?