Plastic microbeads in Crest toothpaste are dangerous, warns dentist

September 18, 2014 1:04 PM

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The blue microbeads found in Crest toothpaste are made of a common plastic known as polyethylene, a non-biodegradable material that won't dissolve in the mouth. When stuck in the gum line, dentists said this attract more bacteria leading to more serious dental problems such as gingivitis and periodontal disease.(Photo : Scott Ehardt)

The blue microbeads found in Crest toothpaste are made of a common plastic known as polyethylene, a non-biodegradable material that won't dissolve in the mouth. When stuck in the gum line, dentists said this attract more bacteria leading to more serious dental problems such as gingivitis and periodo...

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