In a study of the effect of F milk on salivary properties, Gintner &
Bánóczy (2002b) administered milk with and without 5 ppm F during
5 days when the subjects received only liquids. Saliva fluoride was
0.57 ppm at the end of the study (controls, 0.096 ppm). No details are
given, in this abstract, as to the method and timing of the saliva sampling.
The effect of mode of ingestion of fluoridated milk on saliva
fluoride levels was studied by Gintner & Bánóczy (2003). Peak saliva
fluoride concentrations, from most to least, were observed after rinsing
for 5 min (1.62 ppm) > rinsing for 1 min (1.43 ppm) > drinking with a
straw between the lips (1.37 ppm) > drinking with a straw positioned
at the back of the mouth (0.93 ppm). No statistics are given in this brief
report, and the levels at later times after drinking, when re-secretion of
fluoride through the glands would be expected, are not reported.