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Meg is a Registered Dietitian, functional nutrition practitioner, and the dynamic host of the nationally syndicated Harmony With Food iHeartRadio show and functional nutrition podcast, airing from Boston to Florida and beyond. In addition, Meg is a weekly expert contributor on syndicated health and wellness segments across iHeart stations in Providence, Boston, Springfield, Worcester, and Cape Cod. Each episode delivers evidence-based insight into functional medicine and functional nutrition, with a strong focus on microbiome and gut health, digestion, metabolism, hormones, immunity, and whole-body balance. Topics include weight management, weight loss resistance, metabolic health, food sensitivities, vitamins, minerals, micronutrients, macronutrients, supplements, and lifestyle habits that support healing and long-term wellness. Meg brings decades of clinical experience and a practical, no-nonsense approach to helping people make informed, empowered decisions about their health journey. This nationally syndicated functional nutrition podcast delivers evidence-based insight, real conversations, and unapologetic truth. Each episode tackles topics such as: How modern medicine, Big Pharma, and symptom-based care impact health, healing, and patient outcomes GI struggles, including bloating, constipation, diarrhea, and functional nutrition strategies to support digestion and gut bacteria Hidden root causes of weight loss resistance (WLR), blood sugar imbalance, hormone disruption, and metabolic dysfunction Inflammatory issues such as joint pain, headaches, skin concerns, immune challenges, and nervous system stress Practical strategies for proactive, personalized health advocacy, self-care, boundaries, and sustainable lifestyle change Meg doesn’t play guessing games. She champions the functional medicine philosophy of “Test, Don’t Guess,” using functional nutrition testing to help listeners uncover food sensitivities, identify nutrient deficiencies, optimize vitamins and minerals, and better understand their body’s needs. Feeling stuck with vague diagnoses like IBS, SIBO, fatigue that won’t quit, anxiety, or chronic inflammation? Been told to “just eat less and exercise more”? You’re not alone. With over 20 years of experience, Meg empowers listeners to ditch diet drama and reclaim their health through functional lab testing, data-driven insight, and her proven six-step functional nutrition methodology. This approach supports lasting results and is also reflected in her evidence-based nutrition weight loss course, designed to help patients and listeners address digestion, metabolism, hormones, energy, gut health, blood sugar regulation, and immune balance—areas conventional medicine often overlooks. Meg specializes in digestive health, food sensitivities, weight loss resistance, and metabolic health, blending science, nutrition coaching, and advocacy in every episode. She earned a Bachelor of Science degree in Nutrition and Dietetics from Saint Joseph University in West Hartford, Connecticut, and completed postgraduate studies at the University of Connecticut School of Allied Health. Through expert interviews, practical advice, and evidence-based conversations, Harmony With Food offers a grounded, holistic approach to functional medicine, nutrition, and modern wellness—helping people take control of their health, habits, and healing, one episode at a time.

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Check latest episodes from Harmony With Food podcast

Functional Medicine Labs: Why “Normal” Test Results Don’t Always Tell the Whole Story

2026/02/04

Have you ever been told your labs are “normal” while you’re still dealing with anxiety, depression, gut issues, fatigue, frequent illness, or stubborn weight gain? You’re not imagining it. On this episode of the Harmony with Food Show, Meg Maria O’Rourke answers real listener questions and explains why symptoms often show up long before conventional labs flag a problem. Anxiety, immune dysfunction, digestive issues, and even precancerous findings can be deeply connected to nutrient deficiencies, gut imbalance, and chronic stress. In this episode, Meg covers:Why anxiety and depression can be worsened by nutrient deficienciesWhy “normal” labs don’t always mean optimal healthWhat a precancerous polyp really meansWhy frequent illness is often a signal, not bad luckHow stress and storm eating affect the gut and nervous systemWhy guessing with supplements can be dangerousMeg also explains why she follows a food-first, test-don’t-guess approach, and how to safely support your body using her professional-grade Supplement Store and the Are You a Supplement Nutcase? supplement consult. 🎧 Listen now and learn how to stop guessing and start supporting your body the right way. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Are You A Guinea Pig On Ozempic/ GLP1’s?

2026/01/29

In this episode of the Harmony With Food Show, Meg breaks down why Ozempic and other GLP-1 weight loss drugs may quiet food noise but do not heal metabolism or insulin resistance. She explains the hidden risks, including muscle loss, slowed metabolism, nutrient deficiencies, digestive issues, and mood changes that are often overlooked. Meg also explores how these medications are reshaping diet culture and increasing pressure around body image, while reminding listeners there is no easy button for real health. This episode offers a clear, root-cause perspective on weight loss and shares safer, natural ways to support metabolism, gut health, and the GLP-1 pathway without sacrificing long-term wellness. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Maybe Your Gut Needs an Oil Change

2026/01/21

If bloating, IBS symptoms, reflux, or digestive chaos have become your “normal,” this episode is for you. Meg breaks down why so many gut issues go unresolved in conventional medicine and explains how stress, food, and lifestyle—especially after the holidays—can disrupt the microbiome. Using her “gut oil change” analogy, she walks through what a true gut reset actually involves, why random supplements often make things worse, and why testing—not guessing—is the key to real healing. You’ll learn how gut health impacts energy, mental health, nutrient absorption, and inflammation, plus why supplement quality matters and how the Fullscript Supplement Store and Supplement Evaluation help take the guesswork out of your protocol. If you’ve been told everything looks “normal” but you don’t feel normal, this episode offers clarity, validation, and a smarter path forward. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Dangers of DIY Supplementation

2026/01/11

In this episode of The Harmony with Food Show, Meg tackles a topic many people don’t want to admit—are you a supplement nutcase? With the supplement industry booming and misinformation everywhere, Meg breaks down why taking supplements willy-nilly can be dangerous, how counterfeit products and misleading marketing are putting people at risk, and why more is not better when it comes to your health. She explains the very real dangers of supplement-related liver injury, drug-nutrient interactions, and buying supplements from big-box stores like Amazon. Most importantly, Meg shares how safe supplementation starts with testing—not guessing—and why working with a licensed professional can help you stop wasting money, protect your liver, and finally get real answers. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Functional Nutrition Testing Is Life Changing

2025/12/24

Functional nutrition testing isn’t just helpful—it can be life changing. In this episode of the Harmony with Food Show, Meg breaks down why so many people feel dismissed, misdiagnosed, or stuck with chronic symptoms despite “normal” labs and good intentions. From gut issues and fatigue to anxiety, inflammation, and weight-loss resistance, she explains why diagnosis does not equal resolution—and why guessing with diets and supplements often leads nowhere fast. This conversation dives into the power of microbiome, micronutrient, and food sensitivity testing, how the gut truly acts as a control center for the body, and why personalized, data-driven nutrition is the key to long-term healing. If you’re tired of being told to eat less, exercise more, or “just live with it,” this episode is your reminder that answers exist—and you deserve them. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Is IBS a Life Sentence_ Understanding the Root Cause of IBS — Not Just the Symptoms

2025/12/17

If you’ve been told you have IBS and walked away wondering, “Is this just my life now?” this episode is for you. On today’s Harmony With Food podcast, I walk you through real-life stories of people who felt trapped by digestive symptoms, shrinking food lists, and scary lab results — and explain why diagnoses like IBS, pre-diabetes, and fatty liver disease are signals, not life sentences. We talk about why guessing with elimination diets doesn’t work, how the gut, immune system, and microbiome are deeply connected, and why functional nutrition testing helps uncover the real root cause of digestive issues. If you’re ready to stop managing symptoms and start understanding your body, this episode will give you clarity and hope. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Drug-Induced Nutrient Depletion: What Your Doctor, and Pharmacy May Not Be Telling You

2025/12/11

On today’s episode of the Harmony With Food Show, we’re exposing a truth most doctors never talk about: the prescription medications you rely on may actually be draining your body of essential micronutrients—leaving you wired, tired, bloated, inflamed, and totally frustrated. I’m sharing a powerful case study of a 36-year-old woman whose symptoms were dismissed for years until functional nutrition testing finally revealed the real root causes. If you’ve been told “your labs are normal,” but you know something is not right, this episode is going to open your eyes, empower you, and remind you that you can be your own healthcare advocate. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Holiday Nutrition Tips for Managing Stress, Cravings, and Balance During the Holidays

2025/12/03

This week on the Harmony With Food Show, Meg tackles real listener questions about navigating food stress during the holidays — from managing multiple dietary restrictions to breaking sugar-addiction cycles to staying confident and sober at holiday gatherings. She shares practical, judgment-free advice on setting boundaries, eliminating food guilt, and finally learning how to enjoy the season without sacrificing your health or sanity. If you’ve ever felt overwhelmed by holiday meals, family pressure, or food noise, this episode will help you breathe easier, take back control, and walk into the new year feeling empowered rather than defeated. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Medically Unexplained Symptoms - Are Food Additives, Sensitivities, Mold, or Microplastics Behind Them?

2025/11/26

This week on the Harmony With Food Show, Meg pulls back the curtain on the hidden culprits behind fatigue, gut issues, headaches, cravings, joint pain, stubborn weight loss resistance, and that wired-but-tired feeling so many people live with. From food additives to mold, microplastics, food sensitivities, intolerances, and the health of your microbiome, Meg breaks down exactly what conventional medicine isn’t checking — and why these overlooked factors could be the reason you still don’t feel your best. If you’ve been dismissed, ignored, or told “everything looks normal,” this episode will give you clarity, direction, and hope. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Functional Medical Nutrition: Real Cases, Testing & Relief

2025/11/18

This week on the Harmony With Food Show, we’re getting real—real stories, real case studies, and real functional nutrition strategies that brought real relief to people who felt ignored by conventional medicine. You’ll hear about a bride desperate for fast weight loss without turning to risky medications, a man recovering from two heart attacks who finally found answers beyond “eat less, exercise more,” and a burnt-out mom whose exhaustion turned out to be far more than “just stress.” If you’ve ever felt dismissed, overwhelmed, or stuck in your health journey, today’s episode will show you what becomes possible when you stop guessing and start testing. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Food Sensitivities Is food your friend or your enemy?

2025/11/12

In this episode of The Harmony with Food Show, Meg O’Rourke, RD, LDN, dives into the topic of food sensitivities and how they might be the missing link behind stubborn symptoms like fatigue, headaches, bloating, joint pain, and weight-loss resistance. Meg breaks down the difference between food allergies, intolerances, and sensitivities, explaining why delayed immune reactions (IgG) can make it nearly impossible to identify the problem foods without proper testing. You’ll also hear real client success stories, learn how functional nutrition testing works, and discover how to take control of your health by finding out exactly which foods fuel your body — and which ones fight it. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Functional Nutrition Testing: The Answers Your Doctor Misses

2025/11/05

Are you tired of hearing “everything looks normal” when you know something isn’t right? In this week’s episode of The Harmony with Food Show, Meg dives into why so many people are ignored or dismissed by conventional medicine — and how functional nutrition gets to the real root cause. From food sensitivities and gut imbalances to nutrient deficiencies and toxic overload, Meg explains why your symptoms are your body’s way of asking for help. You’ll also hear the inspiring story of a 57-year-old woman who finally found relief and energy through functional lab testing. If you’ve been told your labs are fine but you still don’t feel fine, this episode is for you. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Is Something Missing in Your Health Journey?

2025/10/30

If you’ve been trying to “eat clean,” exercise, and do all the “right things” yet still feel tired, bloated, or stuck… this episode is for you. Meg shares her personal story of being dismissed by conventional medicine and how functional nutrition testing changed everything. Discover the missing piece in your health journey and why testing, not guessing is the key to finally feeling better again. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

Heavy Metals in Food: The Toxic Truth About What You’re Eating—and How to Protect Your Health

2025/10/23

In this week’s Harmony with Food episode, Meg uncovers the shocking truth about the hidden toxins in our food supply—like lead in cinnamon and arsenic in rice—and how these contaminants may be quietly impacting your health. She explains how functional nutrition testing can uncover heavy metals, nutrient deficiencies, and gut imbalances that conventional medicine often ignores. You’ll also learn about the natural benefits of matcha, selenium, and probiotics that can help restore balance, boost energy, and support your mood—all without dangerous prescriptions or fad diets. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com

How to Improve Gut Health: 4 Keys to Lasting Wellness Through Functional Nutrition

2025/10/15

In this episode of the Harmony with Food Show, I’m diving into “The Long Game: 4 Keys to Lasting Health.” We’ll explore how true wellness starts in the gut and how functional nutrition can help you live longer and feel better — not just mask symptoms. You’ll learn the four key factors linked to longevity and optimal health: inflammation, oxidative stress, insulin resistance, and mitochondrial function. If you’ve been told “your labs are normal” but you still don’t feel well, this episode will help you see why it’s time to stop guessing and start testing. Tune in to discover how healing your gut can transform your energy, weight, and overall wellbeing. About Meg Meg educates clients about the science behind their symptoms, debunking outdated beliefs such as: “Calories in vs. calories out” being the only path to weight lossUsing BMI as a reliable measure of healthThinking food isn’t linked to chronic issues like eczema or joint painShe reveals how genetics, microbiome balance, nutrient deficiencies, and food intolerances play pivotal roles in health outcomes. The truth is, most medical doctors don’t understand nutrition, the microbiome, or the chemicals in our food supply. That’s where I come in. I’m Megnificent—the Anti-Diet Dietitian—and I’m here to change the way you think about food. Schedule your Free Call With Meg Today! Learn more at: HarmonywithFood.com