Worldwide Variations in Fluoride Content in Beverages for Infants
Eleonor Velez-León1,2,3, Edisson-Mauricio Pacheco-Quito1,2,3, Mario Díaz-Dosque3,4
1Unidad Académica de Salud y Bienestar, Facultad de Odontología, Universidad Católica de Cuenca, Cuenca 010105, Ecuador.
Children (Basel, Switzerland)
|December 23, 2023
Summary
Infant formula fluoride levels vary significantly based on preparation methods. Using appropriate water sources is crucial to prevent excessive fluoride intake and potential dental fluorosis in babies.
Area of Science:
- Pediatric Nutrition
- Environmental Health
- Dental Public Health
Background:
- Breastfeeding is ideal, but infant formulas are a common alternative for infant nutrition.
- Fluoride content in infant formulas varies, influenced by preparation methods.
- Elevated fluoride levels can increase the risk of dental fluorosis in infants.
Purpose of the Study:
- To review fluoride content in infant formulas.
- To analyze fluoride variability based on reconstitution methods.
- To highlight risks associated with inconsistent fluoride levels.
Main Methods:
- Systematic review of 17 global studies on infant formula fluoride levels.
- Analysis of fluoride concentrations in milk-based and soy-based formulas.
- Correlation of fluoride levels with formula preparation and water sources.
Main Results:
- Milk-based formulas ranged from 0.01-0.92 ppm fluoride; two studies exceeded 1.30 ppm.
- Soy-based formulas showed fluoride levels between 0.13-1.11 ppm.
- Fluoride variability is primarily linked to the water source used for reconstitution.
Conclusions:
- The water source used in formula preparation is the main driver of fluoride level variability.
- Adherence to healthcare professional guidelines for formula preparation is essential.
- Careful reconstitution practices are vital for infant safety and optimal nutrition.
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