2 ms·
It does but you have to give it a chance to work. You have to leave the fluoride on without rinsing, give it time to work (30 mins without drinking fluids), an
by asciimov 6y ago
It does but you have to give it a chance to work.
You have to leave the fluoride on without rinsing, give it time to work (30 mins without drinking fluids), and reduce the amount of acidic foods you eat that is eroding the enamel.