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PODCAST

The Ty Beal Show

Are you overwhelmed by conflicting nutrition advice? Tired of trying to separate health facts from fleeting fads? I’m Ty Beal, PhD, a nutrition scientist exploring what we eat and how it truly impacts our wellbeing.On The Ty Beal Show, we cut through the noise. Each week, I’ll be talking with leading experts in nutrition, public health, and food systems—bringing you the latest science in simple, practical terms. We’ll explore why there’s no one perfect diet, how to nourish your body, and ways to

health & fitness nutrition

All Episodes

109:21

The Hidden Blood Test That Could Save Your Life | Dr....

The Ty Beal Show ·

2026/02/17

In this episode, nutrition scientist Dr. Mario Kratz—creator of the popular YouTube channel Nourished by Science—joins the show for a deep dive into metabolic health and what you can actually do to prevent chronic disease. After 25 years in academic research conducting rigorous randomized controlled trials, Dr. Kratz left academia to bring unbiased, evidence-based nutrition science directly to the public—free of supplements, sponsors, and dietary tribes. We explore why your doctor's standard blood

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45:27

Food Fix Uncensored: The Chronic Disease Crisis & How...

The Ty Beal Show ·

2026/02/10

In this episode, Dr. Mark Hyman joins me to unpack his new book Food Fix Uncensored and the revolution in American food policy—chronic disease, ultra‑processed food, SNAP reform, new dietary guidelines, and more. With over three decades of experience in functional medicine and a track record of advising policymakers at the highest levels, Dr. Hyman offers an insider's perspective on what he calls "the most exciting moment" in his career—a time when the ideas he once thought would take generations to

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33:34

Ultra-Processed Foods, Sugar & What the Evidence...

The Ty Beal Show ·

2026/02/03

In this episode, Dr. Michael Goran—one of the leading scientists behind the 2025 Dietary Guidelines for Americans—joins the show to reveal what the evidence says about highly processed foods, refined grains, and added sugars. As the researcher who led three critical umbrella reviews that shaped these landmark guidelines, Dr. Goran walks us through the methodology behind the recommendations and shares findings that may surprise you: a 10% reduction in highly processed food intake can lower diabetes

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56:41

The Politics of Food Guidelines and the Real Food...

The Ty Beal Show ·

2026/01/27

In this episode, legendary food policy expert Dr. Marion Nestle joins the show to discuss her new book "What to Eat Now" and share her unfiltered take on the 2025 Dietary Guidelines for Americans. At 89 years old, Dr. Nestle brings over five decades of experience to the conversation, including her role as editor of the 1988 Surgeon General's Report on Nutrition and Health and as a member of the 1995 Dietary Guidelines Advisory Committee. We explore how supermarkets are designed to maximize spending

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67:06

Evolutionary Psychiatry & Brain Health | Emily Deans, MD

The Ty Beal Show ·

2026/01/20

In this episode, board-certified psychiatrist and "Evolutionary Psychiatry" creator Dr. Emily Deans joins the show to explore the profound connection between what we eat and how we think and feel. We discuss the limitations of a purely pharmaceutical approach to mental health and examine how an evolutionary framework—looking at the mismatch between our hunter-gatherer biology and our modern industrial environment—can offer a more complete picture of brain health. Dr. Deans breaks down the science

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65:57

Unpacking the New Dietary Guidelines: Real Food,...

The Ty Beal Show ·

2026/01/15

In this special episode, I share a conversation hosted by Dr. Mario Kratz, former professor at the Fred Hutch Cancer Center and founder of Nourished by Science, to unpack the recently released Dietary Guidelines for Americans. We discuss the focus on "real food" that prioritizes minimally processed nutrient-dense options, examining the move to center diets around quality protein sources and fiber-rich plants while tackling the chronic disease crisis linked to diet and lifestyle.We examine the bold

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53:56

Livestock, Climate, and the Myth of “Natural”...

The Ty Beal Show ·

2026/01/13

In this episode, rangeland ecologist Dr. Pablo Manzano of the Basque Centre for Climate Change joins the show to challenge the dominant narrative that livestock are inherently harmful to the climate and the planet. We examine the two most common critiques of animal agriculture—greenhouse gas emissions and land use—and unpack why these arguments often ignore how ecosystems actually function. Dr. Manzano introduces the concept of baseline emissions, explaining how grazing livestock largely replace the

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71:46

The Case for Ethical Omnivorism | Frédéric Leroy, PhD

The Ty Beal Show ·

2025/12/09

In this episode, Frédéric Leroy, PhD, a professor of food science and biotechnology at the Free University of Brussels, joins the show to dismantle the polarized debate surrounding animal-source foods. We explore the nutritional risks associated with restrictive vegan diets, particularly for vulnerable groups like infants and women of reproductive age, while examining the evolutionary and biological role of meat in the human diet. Dr. Leroy challenges the current push toward exclusively plant-based

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41:02

Evidence, Uncertainty, and Nutrition Science | Gordon...

The Ty Beal Show ·

2025/12/02

What do we know about health, nutrition, and medicine — and how confident should we be? In this episode, Dr. Gordon Guyatt, the clinician-scientist who coined the term evidence-based medicine and co-created the GRADE framework, breaks down why so much health and nutrition guidance rests on weak foundations. We dig into the hierarchy of evidence, why observational studies so often mislead us, and what went wrong with hormone replacement therapy and antioxidant vitamins. Dr. Guyatt also explains the

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102:57

Food Intelligence: Why Ultra-Processed Foods Make Us...

The Ty Beal Show ·

2025/11/25

Why do ultra-processed foods make us eat more — even when calories, sugar, fat, and protein are matched? In this episode, Dr. Kevin Hall, author of Food Intelligence and one of the most influential scientists in metabolism and obesity research, breaks down the mechanisms driving overeating — and shares brand-new findings from his latest NIH study.We dig into energy density, hyper-palatability, dopamine, food addiction, food policy, and how we can redesign the food system for real health impact —

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63:23

Unpacking Nova: The Origins and Future of...

The Ty Beal Show ·

2025/11/18

What is the definition of an ultra-processed food (UPF), and where did the concept originate? Why is the Nova classification system both a groundbreaking public health tool and a source of intense debate? And how can we use this framework to build healthier food systems around the world?In this episode of The Ty Beal Show, Dr. Carlos Monteiro, the Brazilian epidemiologist who coined the term "ultra-processed food" and developed the revolutionary Nova classification system, joins Ty for a timely

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86:04

Ultra-Processed People: Corporate Power and Public...

The Ty Beal Show ·

2025/11/11

What are ultra-processed foods (UPFs), and why is the concept so controversial? How does a diet high in these foods affect our bodies, brains, and hormones? And how can we build effective policies to improve public health without shaming individuals or fueling disordered eating?In this episode of The Ty Beal Show, Chris van Tulleken, MD, PhD, a professor at University College London, BBC broadcaster, and author of the bestseller Ultra Process People, joins Ty to discuss the science and politics of

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58:58

Bridging Research and Policy in Global Nutrition |...

The Ty Beal Show ·

2025/11/04

How do we turn cutting-edge nutrition research into policies that improve people's lives? In this episode of The Ty Beal Show, Purnima Menon, PhD, Senior Director of Food and Nutrition Policy at IFPRI, shares her journey from reading recipe books as a child to becoming a world leader in advancing global nutrition at the intersection of science and policy.Purnima explains why understanding people—their constraints, motivations, and contexts—is essential to creating meaningful change in food systems

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67:14

Muscle Health, Protein, and Longevity | Stuart...

The Ty Beal Show ·

2025/10/28

How much protein do we really need? And is resistance training more important than we thought? In this episode of The Ty Beal Show, Stuart Phillips, PhD, renowned expert in muscle health and aging at McMaster University, breaks down the science of muscle preservation across the lifespan.Stuart shares his evolving perspective on protein's role in building and maintaining muscle, explaining why exercise is the true driver of muscle development—and why the current Recommended Dietary Allowance may be

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69:31

Regenerative Grazing, Soil Health, and Climate Change...

The Ty Beal Show ·

2025/10/21

Can grazing livestock help restore soils, support biodiversity, and even mitigate climate change? In this episode of The Ty Beal Show, rangeland ecologist at Colorado State University, Dr. Paige Stanley, shares her research on regenerative grazing systems and their potential to benefit both landscapes and livelihoods.Paige explains how well-managed grazing influences soil carbon dynamics, plant communities, and ecosystem resilience—and why not all grazing systems are created equal. We discuss the

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71:21

Understanding OCD and Evidence-Based Treatment | Sara...

The Ty Beal Show ·

2025/10/14

What exactly is obsessive-compulsive disorder (OCD)—and how can evidence-based therapies help people reclaim their lives? In this episode of The Ty Beal Show, Dr. Sara Brungardt, licensed professional counselor and founder of CalmOCD, shares her expertise on diagnosing and treating OCD with proven methods like Exposure and Response Prevention (ERP) and Acceptance and Commitment Therapy (ACT). Sara explains how OCD differs from perfectionism or personality traits, why intrusive thoughts don’t define

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42:20

U.S. Food Politics and Rethinking Chronic Disease |...

The Ty Beal Show ·

2025/10/07

Why do so many U.S. nutrition and health policies seem to favor ultra-processed foods over real, nutrient-dense foods—and what can be done about it? In this episode of The Ty Beal Show, Calley Means—New York Times #1 best-selling author, co-founder of Truemed, and Senior Advisor to the White House on MAHA—unpacks the structural incentives driving chronic disease in America.Calley draws on his experience as a former political consultant for food and pharmaceutical companies to reveal how lobbying

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69:48

Preventing heart disease, low-carb diets, and...

The Ty Beal Show ·

2025/09/30

Heart disease is still the top killer globally—but prevention and innovation are reshaping how we think about risk. In this episode of The Ty Beal Show, cardiologist Dr. Ethan Weiss—Chief Scientific Officer at Marea Therapeutics and long-time UCSF faculty expert—walks us through the intersection of genetics, metabolism, and cardiovascular health.Dr. Weiss explains the concept of cardio-endocrine medicine, where heart disease and metabolic disorders like diabetes are deeply interlinked, and explores

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56:37

Nutritional Dark Matter and Regenerative Agriculture...

The Ty Beal Show ·

2025/09/23

What are the hidden compounds in our food, and how do farming practices shape their presence? In this episode of The Ty Beal Show, Stephan van Vliet, PhD, Professor of Nutrition at Utah State University, discusses his pioneering work in metabolomics and the concept of "nutritional dark matter"—the thousands of understudied compounds in food that may impact health.Dr. van Vliet shares his journey from studying egg nutrition to uncovering the complexity of phytochemicals and other bioactive compounds

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58:11

Eating Disorders and Intuitive Eating | Taylor...

The Ty Beal Show ·

2025/09/16

What does it take to foster a healthy relationship with food for children and adolescents? In this episode of The Ty Beal Show, registered dietitian and certified eating disorder specialist Taylor Aasand explores the complexities of eating disorders like ARFID, anorexia nervosa, and bulimia nervosa. Drawing from her practice in Phoenix-Scottsdale, she shares evidence-based strategies for prevention, treatment, and recovery, emphasizing compassionate, family-centered approaches and the power of

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30 results

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