DNA Tests by High School Students Reveal Unlisted Ingredients in Teas and Herbal Brews |
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Take a second look at your iced or steaming tea. Guided by scientific experts, three New York City high school students using tabletop DNA technologies found several herbal brews and a few brands of tea contain ingredients unlisted on the manufacturers' package. The teen sleuths also demonstrated new-to-science genetic variation between broad-leaf teas exported from India versus small-leaf teas exported from China. Continued at MedicalNewsToday.com>> |