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An excellent book there! I posted a PDF version of it two years ago in my @survival-archive account, if anyone reading these comments wants to have a look:

https://peakd.com/hive-120078/@survival-archive/cure-tooth-decay-heal-and-prevent-cavities-with-nutrition-free-pdf-download

With that said, I don't remember them mentioning the two main points I have learned this week: brushing with soap and always sipping water with food.

It seems to me that if we can combine the nutrition tricks with the above two points, then we are onto a winner :)