Functions
1. It is required for normal mineralisation of bone.
2. Also required for the formation of dental enamel.
Sources: Drinking water, sea fish, cheese and tea.
ADVERTISEMENTS:
Deficiency and excess:
Deficiency of fluorides produces dental canes. Excess of fluorides in drinking water leads to dental and skeletal fluorosis.
Requirement:
The recommended fluoride intake in water is 0.5 to 0.8 mg per liter.