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  2. Teeth whitening: What is it, how to do it safely and how to ...

    www.aol.com/lifestyle/teeth-whitening-100042380.html

    Baking soda. Mixing baking soda with water or hydrogen peroxide can help remove stains from your teeth. Mackie advises that this mixture should not replace your regular toothpaste, but ...

  3. Teeth whitening: What is it, how to do it safely and how to ...

    www.aol.com/lifestyle/teeth-whitening-safely...

    Teeth whitening strips are thin, peel-and-stick strips worn over your teeth for 15 to 30 minutes daily. "Most kits come with a 30-day supply and are relatively easy to use," says Trudy Hogg , a ...

  4. Dentist-Approved At-Home Teeth Whiteners - AOL

    www.aol.com/dentist-approved-home-teeth...

    Crest 3D White Stain Eraser Teeth Whitening Toothpaste. At less than $5 for a two-pack, you're probably already sold on this top-selling whitening toothpaste. And with a gentle, fluoride-based ...

  5. Tooth whitening - Wikipedia

    en.wikipedia.org/wiki/Tooth_whitening

    Tooth whitening. Tooth whitening or tooth bleaching is the process of lightening the color of human teeth. [1] Whitening is often desirable when teeth become yellowed over time for a number of reasons, and can be achieved by changing the intrinsic or extrinsic color of the tooth enamel. [2] The chemical degradation of the chromogens within or ...

  6. Crest Whitestrips - Wikipedia

    en.wikipedia.org/wiki/Crest_Whitestrips

    The active ingredient is hydrogen peroxide. [citation needed] According to a 2009 article in The Washington Post, Consumer Reports found Crest Whitestrips Supreme to be the best of the eight teeth whitening products it tested. [4] This product was the most expensive kit tested by Consumer Reports. [2]

  7. Tooth enamel - Wikipedia

    en.wikipedia.org/wiki/Tooth_enamel

    The agents most commonly used to intrinsically change the color of teeth are hydrogen peroxide and carbamide peroxide. Oxygen radicals from the peroxide in the whitening agents contact the stains in the interprismatic spaces within the enamel layer. When this occurs, stains will be bleached and the teeth now appear lighter in color.