Saliva stimulation and caries prevention

Area of Science:

• Dentistry
• Oral Health
• Biochemistry

Background:

• Saliva plays a crucial role in protecting teeth from decay, evident in cases of salivary hypofunction.
• The direct correlation between saliva flow rate and caries experience is often unclear, necessitating a deeper examination of saliva's protective mechanisms.

Purpose of the Study:

• To investigate the concept that stimulating saliva flow can offer protective benefits against dental caries.
• To explore how saliva stimulation enhances its protective properties beyond simple flow rate.

Main Methods:

• Examining the effects of stimulated saliva on plaque pH, clearance, buffering capacity, and tooth mineral saturation.
• Assessing the impact of chewing gum to stimulate saliva after carbohydrate intake on plaque pH and enamel lesion remineralization.

Main Results:

• Saliva stimulation enhances protective properties like clearance and buffering, particularly after carbohydrate consumption.
• Stimulated saliva neutralizes plaque acid production and promotes remineralization of enamel lesions, especially in the presence of fluoride.
• Chewing gum post-carbohydrate intake effectively reduces plaque pH fall and aids remineralization.

Conclusions:

• Saliva's protective functions can be actively enhanced through appropriate stimulation.
• Eating patterns that stimulate saliva could be a valuable addition to existing caries prevention strategies, alongside oral hygiene and fluoride treatments.
• Further clinical validation is needed to confirm the caries prevention potential of saliva stimulation strategies.