A tongue cleaner (also called a tongue scraper or tongue brush) is an oral hygiene device designed to clean the coating on the upper surface of the tongue. While there may be potential benefits from the use of a tongue cleaner, with respect to bad breath there are no clear conclusions.
A tongue cleaner (also called a tongue scraper or tongue brush) is an oral hygiene device designed to clean the coating on the upper surface of the tongue. While there may be potential benefits from the use of a tongue cleaner, with respect to bad breath there are no clear conclusions.
Source: Wikipedia "Tongue cleaner" · CC BY-SA 4.0
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