California has long led the country in the creation and fortification of urban food ways. The state was on the forefront of restaurants devoted to raw food and was the birthplace of the organic produce movement. In Los Angeles, vegan restaurants are nearly as prevalent as hamburger joints.
Now, restaurant menus here are marrying the broader commercial movement of "functional" foods -- those stuffed with heavy doses of vitamins and antioxidants -- and a national fixation on immunity boosting (a fizzy gulp of Airborne is as much a part of the pre-flight experience as a baggage check).
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