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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
Summary
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.
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.
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