Ah, sugar — we love the sweetness, but not the calories. For more than a century, food technologists have been on a quest for the perfect, guilt-free substitute. The latest candidate, allulose, is not available to consumers in a crystal form: It is a syrup only available to manufacturers. Ryan Kellman/NPR hide caption

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Ryan Kellman/NPR

In The Search For The Perfect Sugar Substitute, Another Candidate Emerges

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Chipotle's announcement that it has removed all GMOs from its menu items is part of a growing food industry trend. From left: Nestle chocolates, Chipotle tortillas, Diet Pepsi, Kraft Macaroni & Cheese Dinner, a Subway sandwich. All of these companies have dropped ingredients over the past year in response to consumer demands. Meredith Rizzo/NPR; iStockphoto; PepsiCo; iStockphoto; iStockphoto hide caption

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Meredith Rizzo/NPR; iStockphoto; PepsiCo; iStockphoto; iStockphoto

Should we drink diet soda or not? The latest study doesn't really clear things up. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

Diet Soda May Alter Our Gut Microbes And Raise The Risk Of Diabetes

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Ditching sugar-sweetened drinks in favor of diet ones shaves the empty calories. But it doesn't help if you make up for those calories on your plate. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

Some researchers think that artificial sweeteners, most frequently consumed in diet drinks, may confuse the body. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

Do Diet Drinks Mess Up Metabolisms?

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