From: Salivary fluoride concentration following toothbrushing with and without rinsing: a randomised controlled trial
Toothpaste
Control
AmF
NaF
Na2FPO3
NaF & Na2FPO3
33.73*
35.47*
1.74
12.74
− 20.99*
− 22.73*
18.10*
− 15.64*
− 17.38*
5.34
SnF2 & NaF
21.89*
− 11.84
− 13.58
9.14
3.80