Very curious as I was doing some toothpaste shopping. I’ve recently started having sensitive teeth and would like to know if it works and how. Thank you
In: Biology
In countries other than the USA the toothpaste has a mineral in it that temporarily fills in the little holes the dentin;
[https://www.gskhealthpartner.com/en-gb/oral-health/brands/sensodyne/science/novamin/](https://www.gskhealthpartner.com/en-gb/oral-health/brands/sensodyne/science/novamin/)
In the USA you get potassium nitrate, which de-sensitizes the nerves, it isn’t nearly as effective.
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