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Related Experiment Videos

The rational use of fluoride toothpaste.

R M Davies1, R P Ellwood, G M Davies

  • 1Dental Health Unit, Manchester, UK. robin.davies@man.ac.uk

International Journal of Dental Hygiene
|February 3, 2006
PubMed
Summary

Fluoride toothpaste effectively prevents cavities but can cause fluorosis if misused. Use pea-sized amounts for children, brush twice daily, and avoid rinsing to maximize benefits and minimize risks.

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Area of Science:

  • Dental Public Health
  • Cariology
  • Fluoride Toxicology

Background:

  • Fluoride toothpaste is a cornerstone of dental caries prevention.
  • Excessive fluoride ingestion during tooth development can lead to dental fluorosis.
  • Optimal use strategies are needed to balance caries prevention and fluorosis risk.

Purpose of the Study:

  • To review evidence on fluoride toothpaste use for maximizing anticaries benefits.
  • To assess strategies for minimizing the risk of dental fluorosis.
  • To provide guidance on appropriate fluoride toothpaste application.

Main Methods:

  • Systematic review of clinical evidence on fluoride toothpaste efficacy and safety.
  • Analysis of factors influencing anticaries effect: concentration, frequency, rinsing behavior.
  • Evaluation of fluoride ingestion and fluorosis risk based on usage patterns.

Main Results:

  • Higher fluoride concentrations (1,000-1,500 ppm F) offer superior caries protection compared to low-fluoride (<600 ppm F) formulations.
  • Twice-daily brushing is recommended; rinsing with large water volumes should be avoided.
  • Fluorosis risk is primarily linked to fluoride dose ingested by young children; using a pea-sized amount and encouraging spitting minimizes this risk.

Conclusions:

  • Appropriate fluoride toothpaste use, including concentration and application technique, is crucial for effective caries control.
  • Low-fluoride toothpastes are suitable for very young children at low caries risk in fluoridated areas.
  • Parental guidance on using pea-sized amounts and spitting is essential to prevent fluorosis in children.

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