Fluorosis in India: an overview

Fluorine is the most abundant element in nature, and about 96% of fluoride in the human body is found in bones and teeth. Fluorine is essential for the normal mineralisation of bones and formation of dental enamel [1].The principal sources of fluorine was drinking water and food such as sea fish, cheese and tea [2]. The recommended level of fluoride in drinking water in India is 0.5 to 0.8 mg/l [3].