This guideline “ Dental Interventions To Prevent Caries In Children ” will be of interest to healthcare professionals providing oral health advice to children in a one-to-one situation. It is intended for members of the dental care team. It may also be of interest to parents and carers, primary care and public health staff and others involved in children’s health, well-being and development. Dental caries (tooth decay) is a preventable disease.

Dental biofilm (plaque) is a naturally occurring layer of bacteria and salivary proteins present in the mouth that builds up on exposed tooth surfaces. If not removed, the bacteria metabolize dietary carbohydrates releasing acid into the biofilm layer which, over time, can demineralize the enamel and dentine giving rise to caries. The process is dynamic and can be controlled so that early lesions do not progress or established lesions can be…