Featured Expert: Mark Davis, ND, FABNG

What does it look like when microbiome medicine shifts from targeting individual microbes to restoring entire ecosystems?

Join Thaena founder, Dr. Andrea McBeth, ND, for an unscripted conversation with Mark Davis, ND, FABNG—board-certified fellow of naturopathic gastroenterology, professor, researcher, and a leading voice in microbiome therapeutics—for a thought-provoking exploration of fecal microbiota transplantation (FMT), microbial ecology, and the future of ecosystem-based care. Together, they unpack how emerging research is reshaping our understanding of chronic digestive disease, immune regulation, inflammation, and resilience—challenging reductionist models of dysbiosis and highlighting the importance of microbial signaling, metabolites, and system-wide balance.

In this episode, they explore the current state of FMT and donor-derived therapeutics, evolving research in ulcerative colitis, Crohn’s disease, IBS, and inflammatory gut disorders, and the critical role of individualized, systems-based care in complex chronic illness. Dr. McBeth and Dr. Davis also examine the ethical and clinical challenges of translating microbiome science into practice, offering a grounded yet forward-looking perspective on what it truly means to restore the gut as a dynamic, adaptive ecosystem—and why this shift may define the next era of medicine.

Featured Expert: Angela Pifer, FMN, CN, LN

What does it look like when SIBO is no longer treated as a condition to eradicate—but as a signal of deeper imbalance within the gut ecosystem?

Join Thaena founder, Dr. Andrea McBeth, ND, for an unscripted conversation with Angela Pifer, MS, LCN, CN, FMN—widely known as the “SIBO Guru” and founder of Simply SIBO—for a thought-provoking exploration of microbial ecology, resilience, and the unintended consequences of conventional “kill protocols.” Together, they challenge the dominant paradigm of aggressive antimicrobial strategies and restrictive diets, reframing chronic digestive dysfunction through a more nuanced, systems-based lens.

In this episode, they unpack the risks of over-reliance on eradication approaches in SIBO care, including how repeated antimicrobial use and dietary restriction can disrupt microbial balance, reinforce food fears, and contribute to cycles of relapse. Instead, the conversation shifts toward rebuilding microbial ecology, emphasizing nourishment, diversity, and the restoration of gut resilience as central pillars of long-term healing.

Expect a clinically grounded discussion on the limitations of standard SIBO treatment models, common misconceptions around recurrence, and why an individualized, ecological approach may offer more sustainable outcomes. Dr. McBeth and Angela also explore what it means to support the gut as a dynamic, adaptive system—rather than a battlefield to be cleared.

With over two decades of experience, Angela Pifer brings a deeply informed and often contrarian perspective to functional GI care, advocating for approaches that prioritize restoration over restriction and long-term health over short-term symptom control.

Come for a fresh perspective on SIBO and gut healing—stay for a paradigm-shifting conversation on how rebuilding, rather than eradicating, may be the key to lasting recovery.

Featured Expert: Dr. Anne Hill

What does it look like when gut health is no longer viewed in isolation—but as part of a complex, interconnected system involving connective tissue, immune regulation, and environmental exposures?

Join Thaena founder, Dr. Andrea McBeth, ND, for an unscripted conversation with Dr. Anne Hill, ND—an experienced clinician whose work bridges conventional and integrative medicine—centered on the often-overlooked relationships between the microbiome, connective tissue disorders, and chronic multisystem illness. Together, they explore how expanding our understanding of gut health beyond digestion opens new pathways for patients navigating complex, unresolved conditions. In this episode, they’ll dive into the gut-connective tissue connection in Hypermobility Spectrum Disorders and Ehlers-Danlos Syndrome (EDS), as well as the profound impact of mold illness, environmental exposures, and immune dysregulation on the microbiome.

Expect a clinically rich, integrative discussion on Mast Cell Activation Syndrome (MCAS), chronic infections like Lyme disease and Long COVID, and how microbiome dynamics influence symptom persistence and recovery. The conversation also highlights where neural and injection therapies intersect with systemic healing, and why conventional approaches often fall short for these patients.

Dr. Hill brings decades of experience rooted in clinical herbalism, osteopathic training, and integrative care, with a focus on some of the most complex chronic conditions in modern medicine.

Come for a deeper understanding of the microbiome’s role in multisystem illness—stay for a forward-thinking conversation on how integrative, collaborative care can transform outcomes for patients who haven’t found answers elsewhere.

Featured Expert: Dr. Ilana Gurevich, ND, LAc, FABNG

What does it look like when digestive resilience begins not just with symptom relief—but with restoring balance deep within the gut ecosystem?

This month on The Microbiome Collaborative, join Thaena founder Dr. Andrea McBeth, ND, for an unscripted, clinically grounded conversation with Dr. Ilana Gurevich, ND, LAc, FABNG, exploring the realities of complex gastrointestinal care and what it truly takes to rebuild gut function when conventional approaches fall short. Together, they examine how microbiome disruption, oxidative stress, and chronic inflammation shape persistent digestive disorders—and why lasting recovery requires a deeper, root-cause perspective.

In this episode, they’ll dive into Dr. Gurevich’s systems-based approach to chronic GI conditions including IBS, chronic diarrhea and constipation, GERD, Crohn’s disease, ulcerative colitis, and persistent abdominal pain. Expect a thoughtful discussion on dysbiosis, microbial signaling, oxidative stress, and how herbal medicine, nutrition, and postbiotic pathways intersect to support digestive repair. The conversation also explores why many patients remain “stuck” despite treatment—and how restoring physiological function goes beyond simple symptom management.

Featured Expert: Dr. Julie Greenberg, ND

What does skin clarity look like when it begins not at the surface—but deep within the gut?

Join Dr. Andrea McBeth, ND, founder of Thaena®, for an in-depth conversation with Dr. Julie Greenberg, ND, nationally recognized educator, herbalist, and integrative dermatology clinician, in this session of The Microbiome Collaborative. Together, they explore one of the most dynamic—and often overlooked—connections in medicine: the gut–skin axis, and how the microbiome plays a central role in shaping long-term skin health.

Drawing from her root-cause, evidence-based clinical approach, Dr. Greenberg shares how deeper drivers such as gut dysbiosis, immune signaling, and microbiome-derived metabolites influence chronic dermatologic conditions including eczema, acne, psoriasis, and inflammatory dermatoses. This discussion highlights practical frameworks for understanding how internal imbalances manifest as persistent skin symptoms, and how postbiotics, targeted gut support, and systems-based integrative care can help restore skin resilience from the inside out.

Featured Expert: Dr. Britta Nevitt

What does digestive clarity look like when science, strategy, and individualized care come together?

Join Dr. Andrea McBeth, ND, founder of Thaena®, for an in-depth conversation with Dr. Britta Nevitt, ND, FABNG, founder of Dhara Therapeutics and Solana Naturopathic Medicine, in this session of The Microbiome Collaborative. Together, they explore the evolving role of the microbiome in complex gut conditions—unpacking how prebiotics, immune resilience, and targeted microbial support can shape lasting digestive health.

Drawing from her integrative clinical work, Dr. Nevitt shares how advanced diagnostics and personalized treatment approaches help uncover why symptoms persist in conditions such as IBS, SIBO/SIFO, GERD, IBD, and food intolerances. This discussion highlights practical frameworks for understanding the gut–immune connection, restoring digestive confidence, and moving patients toward greater food and digestive freedom through microbiome-informed care.

Featured Expert: Dr. Brianna Eickmeyer

What does whole-person gut care look like when clinical expertise is shaped by lived experience?

Join Dr. Andrea McBeth, ND, founder of Thaena®, for an unscripted conversation with Brianna Eickmeyer, ND, a naturopathic doctor specializing in complex gastrointestinal and chronic illness care. Drawing from her own decade-long health journey, Dr. Eickmeyer shares how personal experience informs her patient-centered approach to conditions such as IBS, SIBO, reflux, histamine intolerance, IBD, celiac disease, and food sensitivities—highlighting the role of careful listening, pattern recognition, and root-cause gut healing in supporting systemic recovery.

Featured Expert: Megan Barnett

What does evidence-based functional nutrition look like when it’s woven into whole-person care?

Join Dr. Andrea McBeth, ND, founder of Thaena®, for a candid fireside conversation with Megan Barnett, MS, CNS, a clinical nutritionist and co-owner of BioLounge in Portland, Oregon. Megan partners with patients to uncover physiological, biochemical, and energetic imbalances, offering personalized nutrition and lifestyle strategies that support both immediate wellness and long-term disease prevention.

Featured Expert: Dr. Patrick Hanaway

What does it take to chart the early days of functional medicine—and how are emerging insights into RedOx dysbiosis, testing, and the promise of postbiotics and prebiotics reshaping the future of healthcare?

Join microbiome the founder of Thaena®, Dr. Andrea McBeth, ND, for an unscripted fireside conversation with Dr. Patrick Hanaway, MD, a board-certified family physician and internationally recognized leader in integrative and functional medicine. From his foundational roles at Genova Diagnostics, the Institute for Functional Medicine, and the Cleveland Clinic Center for Functional Medicine, Dr. Hanaway brings a wealth of perspective on the evolution of the field and its next frontiers.

Featured Expert: Kara Darling

What does it take to navigate the complexities of autism spectrum disorder—and what role do brain inflammation and the microbiome–gut–brain connection play in shaping outcomes?

Join microbiome thought leader and founder of Thaena®, Dr. Andrea McBeth, ND, for an unscripted fireside conversation with Kara Darling, clinical administrator of Lighthouse Complex Care. Drawing from her background in medical anthropology, midwifery, and over a decade of speaking on autism, Kara brings a rare blend of professional expertise and lived experience as a parent to a child with ASD.

Together, they’ll explore the lessons she’s learned about ASD and brain inflammation, her perspective on the microbiome–gut–brain connection, and the insights she has gained through years of supporting families. Expect practical takeaways, deeply human perspectives, and an inspiring conversation about medicine that embraces complexity with clarity and compassion.

Featured Expert: Dr. Stephanie Raven, ND

What does whole-person medicine look like in the real world—outside major cities and fancy clinics?

Join Dr. Andrea McBeth, ND, founder of Thaena® for an unscripted fireside conversation with Dr. Stephanie Raven, ND, a trauma-informed naturopathic doctor and herbalist practicing in Missoula, Montana. In this episode, Dr. Raven shares how she integrates hormones, injection therapy, herbal medicine, pain management, and gut health into one of the broadest and most grounded clinical scopes we’ve seen.

Together, they unpack how the gut remains a cornerstone across modalities, how her approach has evolved over time, and why community, accessibility, and real-world constraints shape the practice of integrative medicine. Expect powerful clinical insights, hard-earned wisdom, and an inspiring look at medicine that truly meets people where they are.

Featured Expert: Dr. Molly Ellis, ND

Step into The Microbiome Collaborative for an unscripted conversation between microbiome the founder of Thaena®, Dr. Andrea McBeth, ND and Dr. Molly Eliis, ND as they have a fireside chat on women’s health, hormones, and the gut microbiome. In this episode, Dr. Ellis shares her journey from oncology to naturopathic medicine, discusses the crucial overlap between GI health and hormonal balance, and highlights often-overlooked conditions like endometriosis, PCOS, and perimenopause.

Whether you’re struggling with recurrent SIBO, painful periods, or mysterious mood changes, this conversation is packed with clinical pearls, hope, and practical takeaways.

Featured Expert: Dr. Crane Holmes, ND

Step into The Microbiome Collaborative for an unscripted conversation between the founder of Thaena®, Dr. Andrea McBeth, ND and Dr. Crane Holmes, ND, as they unpack the evolving landscape of SIBO and IBS treatment.

In this episode, Dr. Holmes shares how his practice has moved beyond symptom management to uncovering root causes like mold, Lyme, and hidden infections that drive chronic GI issues, offering a fresh lens on complex digestive cases and functional gastroenterology.

Whether you’re a practitioner refining protocols or someone navigating a complex digestive journey, you’ll leave with practical insights and a renewed understanding of gut health.

Featured Expert: Dr. Megan Taylor, ND

Step into The Microbiome Collaborative for an unscripted conversation between Dr. Andrea McBeth, ND and naturopathic physician Dr. Megan Taylor, ND.

They’ll unpack how the gut ecosystem shapes GI health and dive into the evolving understanding of SIBO—exploring how conventional protocols help (and where they fall short), alongside a candid look at the pros and cons of algorithm-based care in functional medicine.

Featured Expert: Dr. Dan Rubin, ND FABNO

Step into The Microbiome Collaborative for an unscripted conversation between naturopathic-oncology pioneer Dr. Dan Rubin, ND FABNO and Dr. Andrea McBeth, ND.

Together they’ll unpack how the gut ecosystem, immunotherapies, and integrative thinking are redefining cancer care—sharing clinical pearls, big-picture insights, and fresh questions for the road ahead. No sales pitch, just science-backed dialogue aimed at healing, resilience, and what’s possible when we let microbes into the conversation.

Featured Expert: Dr. Bronwyn Bacon, ND

An engaging conversation with Dr. Bronwyn Bacon, ND and Dr. Andrea McBeth, ND, discuss women’s health, the gut-endocrine axis, and complex integrative care.

Topics include:
1. The connection between gut health and hormones
2. GLP-1 medications for weight management
3. Strategies for building a thriving healthcare practice in a remote community
4. The role of ThaenaBiotic® in supporting gut health and hormonal balance

Dr. Bacon’s practice is a cornerstone of healthcare in rural Montana. She blends cutting-edge diagnostics and transformative care with her passion for addressing her patients’ unique needs.

Featured Expert: Dr. Mallory Aye, ND

In our March session of The Microbiome Collaborative, Dr. Mallory Aye, ND and Dr. Andrea McBeth, ND discuss the intersection of gut health, trauma, and mental health.

Discussion topics include:
• The critical role of the gut in chronic disease
• How trauma and early childhood patterns influence health outcomes
• Practical insights from Dr. Aye’s use of ThaenaBiotic® in challenging patient cases, including anorexia