The ÉclatDent blog
Whitening & stains : tips and guides
Coffee, tea, tobacco and red wine leave pigments on the enamel that ordinary brushing does not lift. This category gathers what actually works against those stains: how a stain-removing toothpaste polishes the surface, what the RDA abrasiveness index means for your enamel, what to expect from charcoal, bicarbonate or whitening strips, and why no toothpaste changes the natural shade of a tooth. You will find realistic timelines — first nuances in 2 to 3 weeks depending on how old the stains are, a stable result in 4 to 6 — and honest comparisons with dentist-supervised whitening. If you smoke, start with our comparison of toothpastes for smokers.
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Whitening & stainsWhite Teeth for a Wedding: The 4-Week Plan
Four weeks are enough if you start in time: surface stains go with gentle, repeated action, not overnight. Week 1, scaling if possible and an anti-stain toothpaste twice...
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Whitening & stainsCharcoal Toothpaste Every Day: Good Idea or Bad Idea?
Yes, if the formula is gentle: charcoal captures surface stains by adsorption, it does not lighten the tooth’s shade, and everything depends on abrasiveness. A charcoal toothpaste below...
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Whitening & stainsDoes whitening toothpaste harm enamel? RDA explained
No, provided you check its RDA, the abrasiveness index measured on dentine: below 70, a whitening toothpaste polishes surface stains without wearing the enamel, every day; above 100,...
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Whitening & stainsTeeth whitening pen: gimmick or real solution?
Mostly a gadget: the pen’s gel, applied in small amounts and quickly diluted by saliva, acts for too short a time to change the tooth’s internal shade; the...
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Whitening & stainsWhitening strips: do they work, and are they safe?
Peroxide whitening strips really do lighten, by one to two shades in one to two weeks, with uneven results between brands. The price to pay: frequent tooth sensitivity,...
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Whitening & stainsTeeth Whitening Trays: Honest Review and Gentle Everyday Alternatives
There are two kinds of tray: the dentist’s custom-made one, with a dosed gel and follow-up, really lightens the internal shade; the standard kit sold online, ill-fitting and...
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Whitening & stainsAt-home or in-office whitening: an honest comparison
The two do not aim at the same thing: the dentist lightens the internal shade with dosed peroxide, in a few sessions, for several hundred euros; home care,...
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Whitening & stainsHydrogen peroxide on teeth: effective but risky?
Hydrogen peroxide really does lighten the shade of teeth: it is the molecule dentists use. But the pharmacy bottle is neither dosed nor supervised: gum burns, sensitivity, weakened...
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Whitening & stainsStrawberries for Whiter Teeth: What the Science Says
No, or barely. The malic acid in strawberries does not lighten enamel: the slight effect you see comes from the seeds acting as an abrasive. Worse, their acidity...
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