Is it better to get your teeth whitened by the dentist or to use Crest Whitestrips?

Which works better and has less side effects? Also, which Whitestrips work best? (if you think the Whitestrips are better than going to the dentist) Thank you! Thank you for the answers! So has anyone tried the Crest Whitestrips? Which of those work the best? Also, money isn’t too much of a deciding factor for [...]