A new logo that is supposed to ensure a Paris restaurant's food is homemade (fait maison in French) is already stirring up controversy. Miguel Medina/AFP/Getty Images hide caption

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A woman shops at a supermarket in New York City. Spencer Platt/Getty Images hide caption

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At NPR's Sound Bites Cafe, all food gets coded with one of three circles: Green is reserved for the most healthful dishes; yellow flags the "good choices;" and red signals the high-calorie foods to grab "on occasion." NPR hide caption

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Cars in Tacoma, Wash., promote a "yes" vote on a ballot initiative that would have required genetically engineered foods to be labeled. Ted S. Warren/AP hide caption

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Morgan Barnett, 7, drinks from containers of 1 percent milk and chocolate milk during lunch at a school in St. Paul, Minn., in 2006. Eric Miller/AP hide caption

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There might be much more caffeine than you think in those supplements you're taking. There also might be much less. Janine Lamontagne/iStockphoto hide caption

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While lots of labels tout their lack of genetically modified ingredients, if California's Prop. 37 succeeds, foods containing GMOs would have to be labeled. Paul Sakuma/AP hide caption

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If you look very closely, you'll see "evaporated cane juice" in the ingredients list on this yogurt. A California woman is suing the Chobani yogurt company over its use of the term. Karen Castillo Farfán/NPR hide caption

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There's no industry standard size for food and drink portions, so it's hard to compare a Big Gulp with a McDonald's medium soda. Joe Raedle/Getty Images hide caption

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New York Winemaker Christopher Tracy and a bottle of his Blaufrankisch. The wine's difficult to pronounce name may attract oenophiles. Charles Lane/NPR hide caption

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Beef cuts that are used to make "pink slime" or lean finely textured beef were on display during a tour in March of the Beef Products Inc.'s plant in South Sioux City, Neb. Nati Harnik/AP hide caption

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