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.