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Dallas Hartwig, PT

Dallas Hartwig, PT, cofounder of the Whole30 program, an elimination diet that has helped millions of people learn about their ideal personal food plan, and coauthor of The New York Times best-sellers It Starts With Food and The Whole30. A functional medicine practitioner, he has been featured on Today, Good Morning America, The View and more. His latest book is The 4 Season ­Solution. DallasHartwig.com

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