Do crest whitestrips really work in just 14 days?!
Question: Do crest whitestrips really work in just 14 days!?
Answers:
Yes, I have used them for quite a while and after 5 days I noticed quite a difference and after 14 a huge difference!. They have a new one that is for fewer days but I like the 14 days the best!. Just my opinion!.Www@Answer-Health@Com