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Erosion in relation to nutrition and the environment
Michele E Barbour1, Adrian Lussi
1School of Oral and Dental Sciences, University of Bristol, Bristol, UK.
Monographs in Oral Science
|July 5, 2014
Summary
Dental erosion is influenced by pH, calcium, phosphate, and buffering capacity. Higher temperatures increase erosion rates, while calcium additives can reduce it, even in acidic conditions.
Area of Science:
- Dental erosion
- Oral health
- Biomineralization
Background:
- Dental erosion is a multifactorial process influenced by diet and food properties.
- Understanding the factors affecting dental erosion is crucial for preventing tooth tissue loss.
- Existing research highlights pH as a primary factor, but other elements also play significant roles.
Purpose of the Study:
- To explore the various factors influencing the erosive potential of food and drinks.
- To investigate the role of pH, mineral content, buffering capacity, and temperature in dental erosion.
- To examine the impact of additives, particularly calcium, on mitigating erosion.
Main Methods:
- Analysis of pH as a critical parameter in erosive tissue dissolution.
- Assessment of calcium and phosphate concentrations in relation to tooth mineral saturation.
- Evaluation of the effect of buffering capacity on acid neutralization by saliva.
- Consideration of temperature as a physical factor influencing erosion rates.
Main Results:
- pH is the most significant factor, but no universal critical pH exists for erosion.
- Calcium and phosphate concentrations influence saturation and can prevent dissolution.
- Calcium is more effective than phosphate in reducing erosion in acidic solutions.
- Higher buffering capacity prolongs acid neutralization, potentially enhancing dissolution.
- Increased temperature accelerates the erosion process.
Conclusions:
- Dental erosion is complex, involving interactions between pH, mineral content, buffering capacity, and temperature.
- Calcium-enriched products may reduce erosion despite their acidity.
- Further research into erosion-reducing additives is warranted for oral health applications.
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