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Related Experiment Videos

Fluoride ingestion from toothpaste by young children.

E M Bentley1, R P Ellwood, R M Davies

  • 1Dental Health Unit, Manchester.

British Dental Journal
|June 12, 1999
PubMed
Summary
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Young children often ingest significant fluoride from toothpaste. Parents should use a pea-sized amount of fluoride toothpaste and encourage spitting to minimize ingestion and ensure safe fluoride levels.

Area of Science:

  • Pediatric Dentistry
  • Dental Public Health
  • Fluoride Toxicology

Background:

  • Fluoride toothpaste is crucial for preventing childhood caries.
  • Understanding fluoride ingestion from toothpaste is vital for safety.
  • Young children's brushing habits and toothpaste use require investigation.

Purpose of the Study:

  • To assess brushing habits and fluoride ingestion in young children.
  • To compare fluoride ingestion with different toothpaste concentrations (400 ppm F and 1,450 ppm F).

Main Methods:

  • A sample of 50 children (30 months old) in England participated.
  • Observed toothbrushing behavior and measured toothpaste weight.
  • Determined fluoride retention and ingestion levels.

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Main Results:

  • Most parents reported daily fluoride toothpaste use.
  • 72% of applied toothpaste was retained in the mouth.
  • Ingested fluoride varied significantly based on toothpaste concentration, with higher concentrations posing a greater risk of exceeding safe levels for average-weight children.

Conclusions:

  • Parents should use a pea-sized amount of fluoride toothpaste for children under 7.
  • Discouraging swallowing is essential to manage fluoride intake.
  • Appropriate toothpaste application is key to preventing excessive fluoride ingestion.