Microbiome Clinical Science Certificate — Certified Practitioner seal

MCS-P certified practitioners

Welcome to the Practitioner Directory

The Biome Learning Center’s Practitioner Directory helps you find a Microbiome Clinical Science Practitioner (MCS-P) who has completed the Microbiome Clinical Science Certificate, our in-depth training in microbiome science and gut health taught by Kiran Krishnan.

How To Use

Search by a practitioner’s full name, or enter a state or country to find someone in your area. Many practitioners also work virtually. Click “Connect with me” on any profile to learn about that practitioner’s focus, approach, and how to reach them directly.

About MCS-P Practitioners

Practitioners in the directory come from a wide range of backgrounds, including functional nutrition, integrative and conventional medicine, dietetics, and health coaching. Each one brings a microbiome-centered, evidence-informed perspective to supporting your health.

Find a practitioner near you.

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Please note: Practitioners in this directory hold a range of credentials, and not all are licensed medical providers. The Biome Learning Center does not verify individual licensure or endorse specific practitioners, and this directory is not a substitute for medical advice. Please consult a licensed healthcare provider for medical concerns.

All Practitioners

Abigail Ciullo

Abigail Ciullo, CFN-P, FMCHC, MCS-P, is a functional health practitioner and functional medicine health coach who helps women approach and move through the peri-menopausal and menopausal...

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Adair Anderson

Many of my clients feel defeated because even “healthy” foods make them bloated and uncomfortable. As a microbiome-focused dietitian, I help women uncover the root causes...

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Aigerim Bijelic

Aigerim Bijelic, MS, PhD, CNS, LDN is a functional nutritionist with a background in molecular biology and clinical nutrition. She specializes in gut, thyroid, and metabolic...

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Akemi Gartner

Akemi is a Nurse Practitioner specializing in perimenopause and menopause, with over a decade of experience in women's health. She is a Menopause Society Certified Practitioner...

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Alexis Livingston

At Living Stone Rooted Health, I provide personalized nutrition care that honors the whole person: body, mind, and spirit. My approach combines clinical nutrition, functional lab...

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Amahl Van Halsema

Amahl Van Halsema is a Functional Medicine Practitioner focusing on nutritional therapy, mineral balancing, terrain regulation and lifestyle modification. Amahl is a laboratory provider for specific...

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Andrew Lutzka

Andrew Lutzka is a certified holistic nutrition coach that goes beyond symptom management to identify and address the root causes of chronic health challenges. Through evidence-informed,...

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Ariana Juarez

Alura Wellness is a functional nutrition practice specializing in complex skin, microbiome, and metabolic health. Through our Metabolic Beauty CodeTM framework, we use advanced functional laboratory...

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Carol Anne Miller

I’m Carol Anne Miller — biologist, herbal educator, HTMA practitioner and FDN-P trainee. My practice focuses on helping women restore balance, energy, and confidence through a...

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Catalina Jauregui

Catalina Jauregui is a pediatric functional nutritionist. Catalina works one-on-one with families virtually to connect the dots between nutrition, lifestyle, and overall well-being. Catalina Jauregui's approach...

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Charlene Rayers

Charlene started her practice as a bodyworker. After fighting fatigue and digestive issues with no real relief from medical doctors, she went back to school to...

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Chelsea Longoria

At Holistic Divine Wellness, I believe true health begins with God. I provide Christ-centered functional and nutritional medicine that blends science and faith, focusing on the...

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Chris Latham

Dr. Chris Latham is a former elite triathlete and Doctor of Clinical Nutrition specializing in helping active women over 40 regain their energy, improve digestion, and...

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Christina Lawless

Christina Lawless is an FDN-P and a Nutritional Therapy Practitioner (NTP). She helps clients overcome digestive discomfort, energy issues and hormonal disruptions to better enjoy life!...

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Danell Cameron

My practice integrates nutrition, BioEnergetic Intolerance Elimination, and Iridology to assess and support the body at a deeper level. With a focus on the microbiome as...

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Danielle Krause

Danielle Krause is a former RN and now a Licensed Health Coach and Orthomolecular Health Practitioner. Danielle Krause works with people with chronic conditions with a...

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Diana Gongora

Diana Gongora is a Board-Certified Functional Genomics Practitioner and Certified Holistic Health Practitioner with advanced training from the Kalish Functional Medicine Institute, and is currently an...

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Diane Shepherd

Diane Shepherd is a Board-Certified Holistic Health Practitioner, Functional Diagnostic Nutrition Practitioner (FDN-P), Microbiome Clinical Science Practitioner (MCSP), and WILDFIT Master Coach who has guided hundreds...

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Dolly Denson

I help clients improve gut and microbiome health through a root-cause, functional wellness approach that supports metabolic balance, gut health, and the body’s natural healing capacity....

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Dr. Cara Mac Mullin

Naturopathic Doctor with 20 years of experience focused on root-cause treatment of complex cases where symptom management has fallen short. I focus in supporting adult and...

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Elizabeth Voosen

Liz Voosen is a nutritionist specializing in helping women 35+ improve digestion and balance midlife hormones naturally. As the founder of Liz Voosen Wellness, a science-based...

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Elly Young

Elly Young is an Integrative & Functional Nutrition Practitioner, Microbiome Clinical Science Certified, Nutrigenomics specialist, and Certified Alcohol-Free Life Coach. Through her practice, Cheat Code Nutrition,...

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Estelle Castellanos

I work with women affected by medical wandering to overcome their multiple chronic symptoms through a terrain-first approach, based on the microbiota analysis, mineral balancing, nutritional...

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Gabrielle Grandell

Gabrielle Grandell, BSc, FMCHC, CLT, MCS- P, also known as The Gut Goddess, is a Functional Nutritionist and Functional Medicine Certified Health Coach specializing in digestive...

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Geeta Tailor

Janice Maynard, FDN-P is a Board-Certified Functional Diagnostic Nutrition Practitioner and Integrative Nutrition Health Coach and the founder of Rejuvenate Your Life Holistic Wellness, a virtual...

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Greg Gatchell

Board certified in family/geriatric/lifestyle/obesity medicine. I'm also a certified health coach and have completed the microbiome clinical science certificate. I have multiple state licenses. I'm currently...

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Heather Kneale

If you’ve tried probiotics, elimination diets, and supplements without lasting results, you’re not alone. Heather specializes in uncovering the hidden imbalances driving chronic gut issues —...

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Heejeh Armstrong

I work with individuals 40+ facing metabolic challenges such as type 2 diabetes, stubborn weight gain, inflammation, and perimenopause or menopause-related changes. I create personalized nutrition...

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Holly Frazier

I'm a Functional Diagnostic Practitioner with 35 years experience as a Clinical Microbiologist with a focus on Molecular Diagnostics, Mycology, Parasitology and Virology. I also am...

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Isabel Hood

I am a naturopathic nutritionist specialising in Dynamic Ageing, Brain Fitness, and Microbiome Optimisation. My work supports individuals—particularly corporate executives and high performers—to age dynamically and...

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Jaclyn Downs

Jaclyn Downs provides highly personalized functional genomic interpretations to help clients understand the “why” behind chronic, confusing, or hard-to-solve health concerns. By combining genetic data with...

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Janet Palmer

When midlife weight gain and digestive issues feel persistent and frustrating, the gut is often the missing link. Using microbiome-based, root-cause strategies, I can help you...

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Janice Maynard

Janice Maynard, FDN-P is a Board-Certified Functional Diagnostic Nutrition Practitioner and Integrative Nutrition Health Coach and the founder of Rejuvenate Your Life Holistic Wellness, a virtual...

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Jenny Paul Rothschild

Functional Health Practitioner | Microbiome & Mold Recovery Specialist I help people uncover, understand, and address the root causes of their symptoms through functional lab testing...

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Jessica Washington

Jessica Washington, FDNP helps high-achieving women frustrated by chronic heartburn, stomach pain, and bloating finally uncover why their body is reacting so they can eat freely...

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Jo Coburn

Jo Coburn practices a unique blend of Functional Medicine and Naturopathy which focuses on foundational support with limited testing and supplements. Using trauma informed coaching and...

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JoAnn Eiman

Currently practicing in a traditional internist's office, at Cofas, Inc. focusing on Preventative, Lifestyle and Nutrition. Now expanding to work with anyone with chronic medical issues...

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Joanna Chodorowska

Helping athletes discover the power of nutrition and the anti-inflammatory plan. Specialties include chronic pain, arthritis, chronic GI issues, extreme fatigue, and all things athlete related....

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Judy Waldman

I’m a pharmacist, Lifestyle Medicine practitioner, and board-certified health coach who helps people move beyond symptoms and quick fixes. After years in traditional healthcare, I saw...

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Julie Chudak

Practitioner Directory › Lets connect hola@nutricion-functional.com @nutricionfuncionalmexico About Julie Chudak Registered Dietitian | Lompoc, California LETS CONNECT Email: lifelong_nutr@hotmail.com See all Practitioners [facetwp template="related_practitioners"]

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Karen Rogers

Nurse Practitioner certified in Functional Medicine. Offer a personalized approach to wellness and focus on treating the root causes of illness. I create a personalized treatment...

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Kathryn McAdam

Kathryn McAdam, FNP-C, is a Functional Medicine Practitioner specializing in helping high-performing leaders eliminate the hidden health issues that are limiting their energy, focus, and effectiveness....

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Kathy Veon

I am dedicated to your health and wellness and am here to help and guide you with a treatment plan tailored to your individual needs. A...

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Katrina Hawes

A calm, structured, education-led functional wellness practice designed to help clients feel better in a stable, lasting way. Care blends foundational lifestyle strategies, functional lab insights,...

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Kirsten Carraway

I am a California licensed psychologist with a certification in functional medicine. I take a whole-person, integrative approach to mental health, blending a number of trauma-informed...

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Kristen Turpen

I use personalized nutritional therapy, herbal medicine, individualized nutritional supplements, gut microbiome protocols based on your microbiome specific needs, stress management techniques, assistance with detoxification, and...

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Lindsay Dhanens

I am a Double Board-Certified Functional Nutritionist and a Mom to four awesome children. I specialize gut, hormone and mineral rebalancing by using Functional Testing to...

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Lisa Ann de Garcia

Lisa Ann de Garcia is a functional health practitioner specializing in the gut-brain axis and cellular health for both adults and children. She helps clients struggling...

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Lisa Orig

I help women eliminate joint pain so they can get back to living an active life they absolutely LOVE! I've personally overcome Ulcerative Colitis, Hashimoto's Thyroiditis,...

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Lorraine Driscoll

Lorraine Driscoll is the founder of Building Better Brains, an integrative learning clinic serving children with learning and behaviour challenges. As an Integrative Educational Therapist, Functional...

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Lucy Harris

Struggling with bloating, reflux or gut symptoms that never quite resolve? I'm Lucy, a BANT Registered Nutritional Therapy Practitioner who gets to the root of what's...

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Malgorzata Wica

Nature Nutri Clinic is an Edinburgh-based (and online) nutrition practice offering personalised, microbiome-centred nutritional therapy to support gut–brain and metabolic resilience. I work with individuals experiencing...

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Mandy Buker

I strongly believe that your gut has a far-reaching impact on your health and structure my practice around this key concept. Your gut can affect everything...

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Marc Wilkes

I combine clinical nutrition and personal training to support deep, lasting transformation. Specialising in gut health, metabolic function, immunity and neurological wellbeing. I help clients restore...

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Margo Kirzhner

Margo is a Nationally Boarded Health and Wellness Coach and a Board Certified Holistic Nutritionist. She holds a Bachelor's in Computer Science and a Master's in...

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Melissa McCarthy

Optimal Wellness and Lifestyle LLC takes a comprehensive, science-based approach to uncovering the underlying imbalances affecting our clients' health, energy, and quality of life. Specializing in...

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Naghmeh Eskandari

I guide individuals with metabolic & autoimmune conditions emphasizing food first approach & lifestyle based changes that support blood sugar stability, weight management, gut, immune, &...

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Nicole Visnic

Analytical Nutrition, founded by clinical nutritionist Nicole Visnic, is a specialized practice dedicated to resolving complex gastrointestinal health issues and improving overall through highly individualized, evidence-based...

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Nikki Paiba

As a registered UK Nutritional Therapist, with additional training in advanced Functional Medicine, my practice focuses on gut health and its connections with the immune system...

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Olga Jakiwczyk

Olga worked in Clinical Research in the pharmaceutical industry for well over a decade in various therapeutic areas including cancer. Suddenly most of her family died...

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Paula Reed

Paula Reed Wellness focuses on optimizing hormones, restoring gut health, and improving detoxification pathways. Paula has helped 1,000+ women between her private practice and an integrative...

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Paulo Miguel Proença

As a Functional Diagnostic Nutrition Practitioner (FDN-P), Microbiome Clinical Science Practitioner (MCS-P), and Nutrigenomics Certified Practitioner, I take a root-cause approach to health by identifying the...

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Rachael Gonzalez

Paradigm Functional Medicine is a virtual practice that aims to provide comprehensive, individualized care that augments traditional primary care. I have long standing interest and expertise...

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Rafat Aziz

Vitalize Naturopathy is committed to empowering individuals through personalised, science-backed nutrition. Led by certified Nutritional Therapist Rafat Aziz – trained at the College of Naturopathic Medicine...

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Reimara Valk

Globally mobile personalized-precision-nutrition scientist with a zest for learning and personal and professional enrichment. My ambition as an academic is to guide students in their academic...

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Rosana Mejia

Pravan Kids is a membership based, concierge pediatric medical practice in San Juan, PR. We are prevention oriented, with a holistic and integrative approach and we...

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Ryan Monahan

Ryan Monahan is an FDN-P Level III, nationally board certified health coach (NBC-HWC), Certified AIP Coach, founder of Functional Fast-Track (1:1 mentorship to master advanced functional...

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Sara Treffert

I focus on gut health (oral too) and culinary medicine as the foundation to helping clients achieve wellness naturally. As a Functional Diagnostic Nutrition® Practitioner, MCS-P...

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Sarah Hart

R. E. N. U Retreat is a private clinic space offering IV nutrient, ozone & chelation therapies, nutrition/lifestyle support & education. Oligoscan-providing non-invasive testing to assess...

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Sarah Head

Acupuncture practice in the Japanese palpation style. Working on root causes as well as helping symptoms. Qigong practitioner. Functional lab work, GI, Metabolomics, OAT. Finishing Health...

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Sarah Reed

Sarah Reed, FDNP, CHCP, MCS-P, is a functional health practitioner specializing in gut-driven, hormone-aware transformation for high-performing women. Her approach integrates advanced functional lab testing with...

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Scott Seagren

Scott R. Seagren, MA, MCS-P, CHN, is a health and wellness coach specializing in gut health, the microbiome, and holistic lifestyle strategies. His passion for helping...

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Shalli Deyo

I help patients get to the root cause of their chronic inflammation. I love to work with small groups of people, walking them through a healthy,...

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Shanah McCrary

As an Embodiment Lifestyle Health Coach, I integrate applied neurology, somatic inquiry, and terrain-based healing for a well balanced wholistic approach.

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Shantha Kumar

SCREENING AND ASSESSMENTS: Comprehensive and Metabolic Lab Screening Functional and Whole-body Systems Approach Help uncover root causes of dysfunctions Use screening data for designing sustainable and personalized...

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Sururat Coulibaly

The Holistic Skin Coach LLC is a skin focused functional wellness practice founded by Sururat Coulibaly, PA-C, with 14 years of experience in dermatology and internal...

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Susan Brady

Susan Brady, MPT, is a physical therapist and integrative health practitioner with over 30 years of experience helping women with osteoporosis and osteopenia through a comprehensive,...

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Susan Depew

My mission is partnering with clients to relieve suffering, increase hope, and restore balance through holistic, trauma-informed integration of nervous system regulation, somatic experiencing and parts...

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