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  • Gluten-Free Celebs

    "New Girl" star Zooey Deschanel reportedly has sensitivities to eggs, dairy and wheat, which contains the protein "glue," gluten.
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  • Gluten-Free Celebs

    Miley Cyrus credited a gluten-free diet for her weight loss earlier this year, tweeting, "It's not about weight it's about health. Gluten is crapppp anyway!" Experts say gluten is not "crapppp," and that only people with sensitivities should avoid it.
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  • Gluten-Free Celebs

    Lady Gaga reportedly cut gluten from her diet in an effort to lose weight. Because wheat flour is a major source of carbohydrates, "a weight-reduction diet is often a gluten-free diet," said Dr. Peter Green, director of Columbia University's Celiac Disease Center in New York.
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  • Gluten-Free Celebs

    Political commentator Keith Olbermann has celiac disease, a digestive condition caused by an immune reaction to gluten. Celiac disease affects roughly one in 133 Americans, according to the National Institutes of Health.
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  • Gluten-Free Celebs

    Actress Jennifer Esposito suffered through constant stomach pain, weakness and weight loss before being diagnosed with celiac disease, according to her website. She has since founded the Jennifer's Way Foundation for Celiac Education.
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  • Gluten-Free Celebs

    "Shameless" star Emmy Rossum has celiac disease, a severe intolerance to gluten. Gluten-free dieters can eat fruits, vegetables, meat and a host of gluten-free products made with flour substitutes.
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  • Gluten-Free Celebs

    "The View" co-host and celiac sufferer Elizabeth Hasselbeck wrote a gluten-free survival guide called, "The G-Free Diet," which includes shopping tips, recipes and a restaurant guide.
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  • Gluten-Free Celebs

    New Orleans Saints quarterback Drew Brees reportedly gave up gluten because of an intolerance. He recently raved about a line of gluten-free, dairy-free chocolate bars, tweeting, "Didn't know they could taste so good. Impressed."
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  • Gluten-Free Celebs

    Chelsea Clinton reportedly had gluten-free cake at her 2010 wedding to Marc Mezvinsky. On top of having a gluten sensitivity, Clinton is also vegan, which means she also avoids meat, eggs and dairy.
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  • Gluten-Free Celebs

    Actor and filmmaker Billy Bob Thornton reportedly has an intolerance for wheat and dairy, as well as a shellfish allergy.
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PHOTO: Juan Pablo Montoya, of Colombia, celebrates after winning the 99th running of the Indianapolis 500 auto race at Indianapolis Motor Speedway in Indianapolis, Sunday, May 24, 2015.
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