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How does fluoride protect teeth against tooth decay (caries)?

April 26, 2017Caries decay fluoride protect teeth tooth

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How does fluoride protect teeth against tooth decay (caries)?

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Fluoride helps prevent dental decay by strengthening teeth so that they are more resistant to acid attacks from decay-causing bacteria which cause dental caries (Reference). Fluoride also helps to remineralize or repair teeth that have initial, microscopic stages of tooth decay (Reference).