HUMAN NUTRITION

Detailed explanation-1: -Fluoride deficiency can cause tooth and bone weakness. In the body, most fluoride is contained in bones and teeth. Fluoride is necessary for the formation and health of bones and teeth. (See also Overview of Minerals. The body needs relatively large quantities of Calcium Chloride Magnesium Phosphate read more .)

Detailed explanation-2: -The main signs of fluoride deficiency are cavities and weak bones. Cavities. The first sign of fluoride deficiency is usually cavities. This is because a lack of fluoride can cause your enamel to become weak and prone to decay.