In 2015, it was adjusted to 0.7 milligrams of fluoride per liter to account for the fact that toothpaste and other ... there was 1.07 parts per million (ppm) of fluoride in their drinking water.

Patients "who don't have access to fluoridated water, don't use fluoridated toothpaste or don't floss regularly" may be good candidates for fluoride treatments, said Dr. Alex Daniel of Johns ...