I hate to cite Wikipedia as a source [1], but it looks like the majority of countries do not add fluoride to tap water (only 24 countries in total do). But Swe

I hate to cite Wikipedia as a source [1], but it looks like the majority of countries do not add fluoride to tap water (only 24 countries in total do). But Sweden seems to have an interesting history with it indeed. [1] https://en.wikipedia.org/wiki/Water_fluoridation_by_country https://en.wikipedia.org/wiki/Water_fluoridation_by_country