Fluoride varnish has the highest concentration of fluoride of all the PATF methods (22,600 ppm sodium fluoride) and less fluoride is used per application. It has the ability to stay on enamel for ...
What is the best toothpaste for healthy teeth? Dentists weigh in on toothpaste with fluoride, whitening, charcoal, sensitive teeth, baking soda, tartar control.