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Aloe and Licorice for Canker Sores?

Q. When I get a canker sore I use the gel from an aloe vera leaf directly on the sore. I keep a plant all the time because it's so helpful.

A. Aloe vera gel has a long history for healing cuts and burns, though scientific data proving effectiveness are slim.

A small study on a licorice-containing patch that sticks on canker sores suggests that the sores get smaller and heal faster than untreated aphthous ulcers. The patch goes under the brand name Cankermelt.

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About the Author
Joe Graedon is a pharmacologist who has dedicated his career to making drug information understandable to consumers. His best-selling book, The People’s Pharmacy, was published in 1976 and led to a syndicated newspaper column, syndicated public radio show and web site. In 2006, Long Island University awarded him an honorary doctorate as “one of the country's leading drug experts for the consumer.”.
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