Fluoride-containing dental care products (mainly fluoride toothpaste; one study also included fluoride varnish) vs Dietary fluoride sources (drinking water, beverages, food)
Fluoride-containing dental care products (mainly toothpaste) contributed on average 38% (SD 27%) of total daily fluoride intake, regardless of tap-water fluoride level or age (ungraded; descriptive synthesis, no meta-analysis).
- Fluoride Intake Through Dental Care Products: A Systematic Review. 2022 All outcomesHabitual daily intake · Multiple countries (28 studies; ~43% conducted in Brazil); community/general-population settingsMean contribution to TDFI (%) 3828 studiesGRADE not reported