Dallas Hartwig
Dallas Hartwig is a functional medicine practitioner, certified sports nutritionist, and co-creator of the Whole30 program. He co-authored It Starts With Food and The Whole30, books that helped popularize elimination-based nutrition and habit change. His work focuses on food quality, metabolism, sleep, stress, and long-term health behavior.
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Popular Books
The Whole30
Melissa Hartwig & Dallas Hartwig
A 30-day dietary reset to transform health, eliminate cravings, and improve your relationship with food through whole eating.
It Starts With Food: Discover the Whole30 and Change Your Life in Unexpected Ways
Dallas Hartwig and Melissa Hartwig
A transformative 30-day nutrition plan to reset your body, improve health, and develop a sustainable relationship with food.
The Whole30
Melissa Hartwig & Dallas Hartwig
A 30-day dietary reset to transform health, eliminate cravings, and improve your relationship with food through whole eating.
It Starts With Food: Discover the Whole30 and Change Your Life in Unexpected Ways
Dallas Hartwig and Melissa Hartwig
A transformative 30-day nutrition plan to reset your body, improve health, and develop a sustainable relationship with food.
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Nutrition
This comprehensive guide bridges the gap between scientific theory and practical application, making it essential for anyone looking to master their health. It is ideal for fitness enthusiasts, health-conscious individuals, or professionals seeking a holistic understanding of food psychology and performance.
The Foundational Nutrition Blueprint
This blueprint is essential for individuals looking to move beyond surface-level dieting toward a deep understanding of biological health. It is ideal for health-conscious professionals and biohackers who want to optimize their microbiome and cognitive longevity through science-backed nutrition.
The Sustainable Weight Loss Shift
This plan is designed for individuals tired of the cycle of restrictive dieting and seeking a psychology-based approach to health. It focuses on biological feedback and environmental design rather than willpower, making it ideal for those wanting a permanent lifestyle transformation.
Hunger for the Divine
This plan is essential for individuals seeking to reconcile their spiritual practices with a history of disordered eating. It provides a holistic framework for those who want to heal their gut health and emotional well-being while maintaining their faith traditions.
The Longevity Toolkit
Modern medicine often focuses on treating symptoms rather than preventing root causes. This toolkit is essential for health-conscious individuals and high-performers who want to master their metabolism and skeletal health for a longer, more vibrant life.
The Medicine 3.0 Performance Manual
This manual is essential for high-performers and health-conscious individuals seeking to move beyond traditional healthcare. It provides a data-driven framework for extending lifespan through metabolic optimization and advanced preventative screening.
The 20-Minute Habit Architect
This plan is designed for busy professionals and individuals who struggle to maintain a consistent workout schedule. It shifts the focus from intensity to habit-building, making fitness accessible through bodyweight mechanics and psychological resilience.
The Psychology of Habitual Fitness
This plan is essential for anyone who struggles with consistency or relies solely on fleeting willpower to stay active. It bridges the gap between biological impulses and long-term goals, making it ideal for busy professionals or beginners looking to build a sustainable fitness identity.
Community Voices
"With The 4 Season Solution, Dallas Hartwig is presenting a revolutionary new paradigm for better health"
— Dr. Rangan Chatterjee
"Whole30 co-creator and New York Times bestselling author Dallas Hartwig explains living more in sync with the seasons"
— CBS Chicago
"Written by Melissa and Dallas Hartwig-the founders of Whole30-this book covers it all"
— SELF
"Robb Wolf called Dallas Hartwig's The 4 Season Solution "the answer to our stressful, unbalanced lives."
— Robb Wolf
"Melissa and Dallas Hartwig, both certified sports nutritionists, introduced the Whole30 program in 2009"
— Forbes
"Melissa and Dallas Hartwig are a husband-wife health dream team"
— Well+Good
"Whole30 founder Dallas Hartwig talks sharing your feelings and making better emotional connections"
— Men's Health
"Hartwig and her husband, Dallas Hartwig, both certified sports nutritionists, created the Whole30 program in 2009"
— ABC News
From Columbia University alumni built in San Francisco
"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"
From Columbia University alumni built in San Francisco
"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"
"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"
"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"
