Dental caries is prevented by -
Flourine is most abundant element in nature. Flourine is a double edged sword. Prolonged excess intake results in dental and skeletal flourosis .Inadequate intake result in dental caries.Use of flouride is most effective way of preventing dental caries. Recomended level of flourides in drinking water is 0.5 - 0.8 mg per litre. Parks textbook of preventive and social medicine.K Park. Edition 23.Pg no: 625
Iron
Fluoride
Iodide
Iron
Environment and health