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The addition of fluoride to salt in order to prevent dental caries began in Switzerland 70 years ago and has expanded to around 50 countries worldwide. The European Union has approved the addition of both potassium fluoride and sodium fluoride to salt and salt fluoridation programs are currently available across Europe and in South and Central America.
The addition of fluoride to salt in order to prevent dental caries began in Switzerland 70 years ago and has expanded to around 50 countries worldwide. The European Union has approved the addition of both potassium fluoride and sodium fluoride to salt and salt fluoridation programs are currently available across Europe and in South and Central America.
The addition of fluoride to salt in order to prevent dental caries began in Switzerland 70 years ago and has expanded to around 50 countries worldwide. The European Union has approved the addition of both potassium fluoride and sodium fluoride to salt and salt fluoridation programs are currently available across Europe and in South and Central America.
Salt fluoridation is safe with virtually no increase in the occurrence of enamel fluorosis. Do not combine salt fluoridation and water fluoridation.
Salt fluoridation is safe with virtually no increase in the occurrence of enamel fluorosis. Do not combine salt fluoridation and water fluoridation.
Salt fluoridation offers an inexpensive and practical freedom-of–choice alternative where water-fluoridation is not socially accepted or feasible.
Updated March 2025
Key Further Reading
O’Mullane DM, Baez RJ, Jones S, Lennon MA, Petersen PE, Rugg-Gunn AJ, Whelton H, Whitford GM. Fluoride and Oral Health. Community Dent Health. 2016;33:69-99.
2 – Salt Fluoridation and Dental Caries: State of the Question
Vautey S, Ranivoharilanto E, Decroix B, Tubert-Jeannin S. Salt fluoridation and dental caries: state of the question. Sante Publique 2017; 29: 185-90.
3 – Salt Fluoridation: A Meta-Analysis of its Efficacy for Caries Prevention
Yengopal V, Chikte UM, Mickenautsch S, Oliveira LB, Bhayat A. Salt fluoridation: a meta-analysis of its efficacy for caries prevention. SADJ 2010; 65: 60-4, 66-7.
4 – Cost-Effectiveness Models for Dental Caries Prevention Programmes Among Chilean Schoolchildren
Mariño R, Fajardo J, Morgan M. Cost-effectiveness models for dental caries prevention programmes among Chilean schoolchildren. Community Dent Health 2012; 29: 302-8.