The key issue with water fluoridation is that you can't control the dose. There's not really a strong consensus among countries whether it's optimal to add fluo

The key issue with water fluoridation is that you can't control the dose. There's not really a strong consensus among countries whether it's optimal to add fluoride to drinking water, otherwise it would probably be the default choice everywhere. But we have better modern interventions that are just as effective: school-based dental care!