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I’ve been using this floss for about two weeks and the whitening effect between my back teeth is actually noticeable, which surprised me since I wasn’t expecting much from a floss. The way it dissolves debris under the gum line feels thorough without being rough on my gums.

I've been using this floss for two weeks and the spaces between my back teeth definitely look brighter already, plus it slides under the gum line without shredding. The whitening action while you floss is so convenient, almost like getting extra value out of something I already do daily.

My gums usually bleed with any floss, but this one is gentle enough that I actually look forward to my nightly routine. The whitening effect between my front teeth is noticeable after just a couple of weeks.