Which is the most affective teeth whitening product, crest whitening strips or rembrandt whitening strips?

Answer Crest white strips. I use to be a heavy smoker/coffee drinker. I didnt have the deep stains but they were yellowish. Of course i did it a lot different. I used one set before bed, and left them... Read More »

Top Q&A For: Which is the most affective teeth whitening pro...

How to Use Crest Whitening Strips?

Crest Whitestrips are a safe, easy and convenient way to a brighter smile. The strips contain the same active ingredient (hydrogen peroxide) that is used in professional tooth whitening systems. Th... Read More »

Do crest whitening strips expire?

The shelf life of Crest Whitestrips is 13 months; an expiration date is printed on each box. While they're still safe, it is not recommended to use Crest Whitestrips past the expiration date as the... Read More »

Do Crest whitening strips work?

On One Hand: Proven EfficacyA study conducted in 2002 found that Crest Professional Whitestrips were very effective in whitening teeth even with severe stains. The study reported that "the strip gr... Read More »

What types of crest whitening strips are there?

Crest Whitestrips include: Classic, said to whiten in 14 days; Premium, said to whiten in three days; Proeffects, which promise professional-like results in 10 days; Advanced Seal, said to offer a ... Read More »