The most responsible thing you are able to for your teeth is actually by clean them on a regular basis, White Light Smile  2 times a day if it's totally. But even when you do this you will still definitely not be effective in keeping them at their most clear. For example we all drink all kinds of things during time. The tannin in tea can stain our teeth, as well drinks while coffee and red wine are also liable to stain our teeth once we drink them all the some time.

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