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HealthInfo Canterbury

Fissure sealants

Sealants are a protective plastic coating applied to back teeth to prevent decay. The sealant performs a protective layer that keeps food and bacteria from getting stuck in the tiny grooves of the teeth and causing decay.

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Written by HealthInfo clinical advisers. Last reviewed October 2018.

See also:

Looking after teeth & gums (babies and children)

Tooth decay

Page reference: 74906

Review key: HIFRC-74899