The Gut Health Dialogues
I'm Alyssa Simpson, a Registered Dietitian specializing in digestive health. This podcast is for people with IBS, SIBO, and other stomach issues to learn how to calm their symptoms and improve their gut health using natural solutions like diet, supplements, and lifestyle changes.
Episodes
85 episodes
Methane SIBO Diet Beyond Low FODMAP - A GI Dietitian's Real World Approach
In this episode, host Alyssa Simpson opens up the mess of conflicting diet advice many with methane SIBO face: low FODMAP, low carb, low fiber, and gives you a clear, real-world eating plan built for methane-dominant SIBO (IMO). She shares what...
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30:01
Methane SIBO Treatment: Why a Comprehensive Approach Matters
If you’ve done everything right, low FODMAP, antibiotics, supplements, and your methane SIBO symptoms (bloating, constipation, stomach discomfort) still come back, this episode will give you the answers you’ve been looking for. Alys...
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52:38
What is Methane SIBO? The Hidden Diagnosis Behind Bloating & Constipation
If you’ve been eating “perfectly,” taking your probiotics, and still feel bloated, backed up, or uncomfortable, you might be dealing with Methane SIBO, also known as Intestinal Methanogen Overgrowth (IMO), a commonly missed diagnosis that’s kee...
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28:56
Nervous System Healing for Gut & Chronic Illness with Niki D’Agostino
In this episode, Alyssa Simpson is joined by Nikki D’Agostino, a nervous system retraining specialist, to dive deep into Primal Trust, a program built on neuroplasticity, somatic practices, and trauma healing. They explore how chronic stress, l...
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34:41
Why Healthy Foods Can Trigger IBS & Bloating (And What to Eat During a Flare)
In this episode, Alyssa Simpson breaks down one of the most confusing gut health struggles: why nourishing foods like vegetables, lentils, or garlic can suddenly trigger bloating, gas, cramping, or flare-ups. Alyssa explains the sur...
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28:21
Understanding POTS, Vagus Nerve Dysfunction, and EDS – How the Autonomic Nervous System Impacts Gut Health with Dr. Diana Driscoll
In this episode of The Gut Health Dialogues, Alyssa Simpson sits down with Dr. Diana Driscoll—optometrist, researcher, and author of The Driscoll Theory—to uncover connections between gut health, vagus nerve dysfunction, chron...
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58:16
Diet vs Meds: What’s Actually Stopping Your Constipation Medication from Working
If you’ve tried more fiber, magnesium, MiraLAX, and water—but you’re still backed up—this episode is for you. Alyssa dives deep into constipation, busts myths, and shows what really moves the needle when your gut is sluggish. She covers why “he...
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30:43
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The Root Causes of Histamine Intolerance Nobody Talks About with Jennifer Fugo
Histamine intolerance might feel like the final answer, but what if it’s really just the tip of the iceberg?In this episode, Alyssa sits down with Jennifer Fugo, MS, LDN, CNS — a clinical nutritionist and host of the ...
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58:40
How I’d Start Healing SIBO If I Were Diagnosed Today
If you’ve ever wondered:Why does my SIBO keep coming back?How do I know if my gut is really healing?Where should I start without wasting time and money?…this conversation has the answers you’ve been se...
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34:56
What To Eat For SIBO (And Why Elimination Alone Won’t Heal You)?
In this episode, Alyssa unpacks one of the most confusing questions people with SIBO face: What can I actually eat?If you’ve ever been stuck on chicken and rice because everything else feels like a trigger, this conversation wil...
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31:11
How To “Train Your Gut” To Behave Well Now (And Why Waiting Can Backfire)
If your gut feels unpredictable — flaring up at random foods, reacting to stress, or leaving you anxious about your next meal — your digestion is NOT broken. Your gut just needs retraining.In this episode, Alyssa explains how you can “te...
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29:27
Are You Managing Your Gut Or Actually Healing It?
Eating five “safe” foods and tracking symptoms isn’t healing your gut – it’s managing your symptoms.If you’re eating the same few foods, timing meals, keeping food journals, planning outings around bathrooms, or leaning on suppleme...
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21:28
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Gamifying Gut Health: How Shelby Hit 30 Plants a Week - and Had Fun Doing It
In this episode, Alyssa sits down with her client, Shelby, who was struggling for years with severe gut issues from chronic constipation/diarrhea cycles to unexplained hives and the frustration of living on a low FODMAP, low histamine diet, whi...
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31:14
Foods That Cause Inflammation (And How To Calm It Naturally)
In this powerful episode, Alyssa dives deep into a topic that frustrates so many people trying to “eat clean” but still feeling bloated, puffy, and reactive—inflammation.If you've ever wondered why you’re reacting to foods that us...
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28:11
Can Your Brain Fix Your Gut? A Look at CBT & Gut-Directed Hypnotherapy with Dr.Navidi
In this episode, host Alyssa Simpson is joined by GI psychologist and gut-brain expert Dr. Navidi to explore one of the most overlooked drivers of chronic digestive issues: the gut-brain connection.They dive into a category of conditions...
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52:14
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Can you drink alcohol when your gut health is compromised?
In this episode, Alyssa dives deep into a topic that often leaves those with gut health issues scratching their heads: Can you enjoy alcohol without compromising your gut health? This episode is packed with actionable insights for anyone...
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28:46
Acid Reflux Relief: Root Causes & Practical Solutions with Molly Pelletier
In this episode, Alyssa chats with Molly Pelletier, a board-certified Dietitian and founder of FLORA Nutrition. Molly shares her journey from battling acid reflux and IBS to becoming a global leader in digestive health. She combines cutting-edg...
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42:42
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Gut Health 101: How to Manage Lactose Intolerance Without Sacrificing Nutrition
In this episode, Alyssa dives deep into lactose intolerance, a common digestive challenge. Learn what lactose intolerance really means, how to identify it, and ways to enjoy a varied and nutritious diet without discomfort. She explores alternat...
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25:47
How to Heal Eczema Holistically with Julia Chien & The Hidden Costs of Topical Steroids
Eczema is more than skin deep, and in this episode, Alyssa Simpson is joined by expert dietitian Julia Chien to uncover the root causes of this chronic condition. Julia shares her personal journey with eczema and Topical Steroid Withdrawal (TSW...
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35:04
Moving Beyond Food Fear: Your Guide to Sustainable Gut Health
In this episode, Alyssa dives deep into the journey of moving beyond food fear to embrace true food freedom while supporting sustainable gut health. This empowering discussion is perfect for anyone who’s struggled with restrictive diets, food r...
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31:19
How to Make Greens Your Gut’s Best Friend: Tips for Sensitive Stomach
In this episode, Alyssa Simpson a Gut Health Dietitian and Food-first digestive health coach, dives into how to make greens your gut's best friend. Instead of focusing on what to eliminate from your diet, Alyssa emphasizes how to include greens...
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19:19
Gut Health 101: Why You’re Seeing Undigested Food in Your Stool (And What to Do About It)
In this episode, Alyssa dives deep into the often-overlooked but crucial signals your gut sends through undigested food in your stool. Whether you’ve noticed corn kernels or spinach leaves making an encore in your toilet, this episode explains ...
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28:36
Non-Seed Oils: The Best Alternatives for Gut Health and Inflammation
Cooking oils play a huge role in your gut health, inflammation, and overall well-being, but not all oils are created equal! In this episode, Alyssa breaks down everything you need to know about non-seed oils like avocado oil, olive oil, and ghe...
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27:44
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Healing Skin from Within: The Gut-Brain-Skin Link with Dr. Barbara Paldus
In this episode, Alyssa Simpson engages in a deep conversation with Dr. Barbara Paldus, a Stanford-trained Ph.D. scientist, biotech engineer, and founder of Codex Labs and Decode Me. They explore the intricate relationship between gut health an...
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30:54
Why Green Bananas Are Better for Your Gut Than Ripe Ones
In this episode, Alyssa dives into the surprising gut-healing benefits of green bananas and green banana flour. From resistant starch to gut-friendly recipes, this episode provides practical tips and insights for anyone struggling with bloating...
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19:02
