Tree bark extract fights bad breath, tooth decay

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“Sweet magnolia” does more than describe the fragrant blossoms of a popular evergreen tree. It also applies to magnolia bark’s effects on human breath. Scientists in Illinois are reporting that breath mints made with magnolia bark extract kill most oral bacteria that cause bad breath and tooth decay within 30 minutes.

The extract could be a boon for oral health when added to chewing gum and mints, they report in a study scheduled for the Nov. 14 issue of the ACS’ Journal of Agricultural and Food Chemistry, a bi-weekly publication.

Consumers often turn to flavored chewing gum and mints to battle bad breath. However, those products only temporarily mask the odor of bad breath, which is caused by bacteria. Existing anti-bacterial products for bad breath are far from ideal, with some having side effects like tooth staining.

In the new study, Minmin Tian and Michael Greenberg tested the germ-killing power of magnolia bark extract using saliva samples taken from volunteers following a regular meal. Mints containing the extract killed more than 61 percent of the germs that cause bad breath within 30 minutes, compared with only a 3.6 percent germ-kill for the same flavorless mints without the extract, the researchers say.

The extract also showed strong antibacterial activity against a group of bacteria known to cause cavities. Mints and chewing gum containing the extract may also provide a “portable oral care supplement to dentifrice (toothpaste), where brushing is not possible,” the study states.-American Chemical Society

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Your comments...

Chewing gum and its amazing evolution

Liza's picture

This is very interesting. There are so much chewing gum "choices" out there that it's hard to determine which one works. I was chewing gum like crazy before, but my dentist said that it could damage my teeth, because some gum "bad breath fighters" out there are actually sugar-based and can actually feed the bacteria. I found this really interesting article about chewing gum and how it evolved; I'd just like to share it you. I also found a really great gum in his site that eliminated my bad breath, and did not just mask it. http://blog.therabreath.com/?p=11. It's called "chewing gum and its amazing evolution" and it was written by Dr. Harold Katz, bad breath guru.

Natural Extracts in Chewing Gums

Bad breath's picture

In fact, I understand that the major chewing gums manufacturers are actively researching on these natural extracts and they could be very well in the next gum you chew.

Why not just brush your teeth??

AnnP's picture

that helps, btw.

These are available now...

Bad breath's picture

Some Wrigley's chewing gums now contain magnolia bark, specifically some types of "Eclipse" gum (called "Excel" or "Airwaves" in some countries).