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Why Does Nutrition Advice Always Seem to Be Changing?

It can be hard to keep up with ever-changing guidelines. Marion Nestle shares a few principles to help steer you right.

Everyone eats. Everyone can claim firsthand experience and expertise. Whose experience and expertise should you trust? “Mine, of course,” is my standard (slightly facetious)…



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Marion Nestle

Professor of Nutrition, Food Studies & Public Health, emerita, NYU. Writes books about food politics; blogs at foodpolitics.com, tweets @marionnestle.