Safest way to whiten my teeth if i have lower permmanent retainers??

Question

i cant use baking soda because it disolves it or something so do you guys know what i should do.no bleashing too expensive.

Answer 1

get them cleaned at the dentist

Answer 2

Arm & Hammer Whitening Booster its about $5 or $6 depends where u buy it. it works good.