Even versions of Zi Xiu Tang Bee Pollen labeled "genuine" and "anti-counterfeit" have been found to contain the drug sibutramine, which was supposed to come off the U.S. market in 2010 for safety reasons. Food and Drug Administration hide caption

itoggle caption Food and Drug Administration

Would you think twice about that 20-ounce soda if you were informed that it would take 5 miles of walking — or 50 minutes of running — to burn it off? Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

A sign displaying calorie counts is seen in a Subway restaurant in New York City in 2008. A yet-to-be-finalized federal rule requiring big chain restaurants to post calorie counts has likely led eateries to tweak their menus. Mario Tama/Getty Images hide caption

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Honey can be as golden as the sun or as dark as molasses. Researchers have identified over 100 different flavors in it, too, some more savory or stinky than others. Ellen Webber/NPR hide caption

itoggle caption Ellen Webber/NPR