Charcoal-based toothpastes, which claim to whiten teeth, are a "marketing gimmick" which could increase the risk of tooth decay and staining, says a review in the British Dental Journal.
The charcoal products, which are increasingly popular, often contain no fluoride to help protect the teeth...
bbc articles
british dental journal
charcoal toothpaste
drjosephgreenwall-cohen
health & living
tooth decay and staining
toothpaste
university of manchester dental school
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