Understanding Mold Exposure. Finding Your Way Forward.
Learn how mold and water-damaged environments may affect health, explore educational resources, and discover practical guidance to help you make informed decisions.
Start Here
New to Mold-Related Health Concerns? Start Here.
Not sure where to begin? Start with our comprehensive guide to understanding mold illness. Then explore the shorter articles below for answers to specific questions.
Featured Starting Guide
Could Mold Be Affecting Your Health?
Imagine waking up after a full night's sleep and feeling as though you haven't rested at all. Your body aches. Your thoughts feel cloudy. Foods you've eaten for years suddenly bother your stomach.
You know something has changed, but you can't quite explain what it is.
What if one important clue isn't inside your body at all? What if it's in the building where you live or work?
Our comprehensive guide explores the symptoms, science, and environmental clues that can help you begin connecting the dots.
Explore These Topics Next
What Is Mold Illness?
An introduction to the common signs, symptoms, and patterns associated with mold-related illness.
Toxic Mold vs. Mold Allergy
Why a mold allergy and illness related to mycotoxin exposure are not the same thing, and why the difference matters.
Where Do You Start?
Practical first steps to consider when you suspect mold may be part of your health picture.
Free Gift
GOT MOLD? NOW WHAT?
Hope for Health and Home β An Overview of Biotoxin Illness
Get Dr. Margaret Christensen's Free Guide to Mold and Biotoxin Illness
Wondering whether mold exposure could be affecting your health?
This introductory educational guide explores mold-related health concerns, possible environmental exposures, and topics to discuss with qualified healthcare professionals.
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By signing up, you agree to receive emails from Mold Detox Diet. You can unsubscribe at any time. This guide is for educational purposes only and is not medical advice.
Free Educational Resource
Explore Our Mold & Biotoxin Illness Learning Center
Our free Learning Center brings together 32 articles organized into eight topic categories, from the basics of mold illness to histamine, detoxification, gut health, immune balance, and recovery. Here are a few places to begin.
Mold Illness & Mycotoxins
How toxic mold, mycotoxins and other biotoxins can affect health, and how exposure is evaluated.
Histamine & Mast Cells
The role of mast cell activation and histamine intolerance in mold-related illness, and why reactions can feel so widespread.
Detoxification
How the body processes and eliminates mycotoxins, including binders, liver and bile flow, glutathione, and nutritional support.
Meet Your Educators
Mold Detox Diet was created by a physician and a clinical nutritionist who share a commitment to clear, practical, science-informed education.
Dr. Margaret Christensen, MD
MD, FACOG, IFMCP, ABOIM, CFMHC
Dr. Christensen is a physician, functional and integrative medicine practitioner, and women's health expert. A longtime Institute for Functional Medicine faculty member and Certified Functional Medicine Health Coach, she has spent years caring for people with complex chronic illness, including mold and biotoxin-related conditions, and hosted two Toxic Mold Summits featuring expert interviews.
Dr. Gail Clayton
DCN, CNS, MS, RPh, LDN
Dr. Clayton is a former clinical pharmacist of more than 25 years who pursued advanced training in clinical and functional nutrition. She teaches Functional Biochemistry of Nutrition at the University of Bridgeport and is the author of multiple books on Organic Acids interpretation. Her focus is helping people understand why the body is struggling, not just what to take.
Continue Learning With Our Educational Courses
When you're ready for deeper, structured learning, our self-paced courses from Drs. Christensen and Clayton build on the Learning Center articles.
Mold Detox Diet
Who it's for: patients and families
A step-by-step course on nutrition and lifestyle approaches to support detoxification and recovery from mold exposure, designed by Drs. Clayton and Christensen. CE is available for nutritionists.
Mold, Mast Cells, & Autoimmunity
Who it's for: practitioners and motivated learners
An in-depth course on immune modulation, mold and biotoxin illness mechanisms, and restoration. Seven modules with 60+ handouts. CE credits available for nutritionists.
Introducing Mentored Healing
Enrollment Opening Soon β Join the Waitlist
Mentored Healing is a developing education and support community created by Dr. Gail Clayton and Dr. Margaret Christensen. It is designed to help participants become more knowledgeable, confident advocates for their own health.
The focus is on education, guidance, and community: learning to ask better questions, connect the pieces, and adapt as circumstances change. Visit the Mentored Healing page to learn more and join the waitlist.
Books & Educational Guides
Short, plain-language guides that help you make sense of overlapping symptoms, lab results, and health concepts, written for patients, families, and curious learners.
New Book Β· Coming Soon β Kindle Edition
Is It Mold, Lyme, Parasites, or Long COVID?
Making Sense of Overlapping Symptoms and Finding Your Next Step
By Dr. Gail Clayton, DCN, CNS, MS, RPh, LDN, and Dr. Margaret Christensen, MD
Fatigue, brain fog, digestive problems, and unusual reactions can show up in several different conditions. This accessible guide explores how mold exposure, Lyme disease, parasites, and Long COVID can affect interconnected body systems, and offers a clearer way to think through your symptoms, ask better questions, and consider your next steps.
Available on Amazon Soon
Digital e-guide Β· $17
Hormonal Havoc: The COVID Fallout and How to Fix It
by Dr. Margaret B. Christensen
An e-guide summarizing key points from the more than 100 clinicians and frontline activists Dr. Christensen spoke with, including the 60 she interviewed. Subjects discussed in the guide include:
- Spike protein and PEG-lipid nanoparticle effects
- Post-vaccine and infection syndromes
- Strategies for rebuilding resilience
What Our Students Are Saying
βThe Mold Detox Diet has been a fantastic resource for me. Itβs been both effective and incredibly helpful β I would absolutely give it 10 out of 10 stars.β
β Janet H., Mold Detox Diet student
βTo say Iβve been βenjoyingβ this course would be a massive understatement. My perspective has been transformed. I now envision walking through a wondrous old-growth forest, with deeply rooted trees (immuno-modulators) providing shade and cover from the beastly creatures (mast cells) β who suddenly seem less fierce and capable of being tamed.β
β Elizabeth P., Mold, Mast Cells, & Autoimmunity student
βI completed the course some time ago, and it has been incredibly helpful and educational. The videos were excellent, and I could see the time and effort put into creating them. While some sections were science-heavy and took time to work through, Iβm grateful for all I learned β and Iβve already been able to put it into practice for myself and my clients.β
β Danae F., Mold, Mast Cells, & Autoimmunity student
For Clinicians
Are You a Healthcare Practitioner?
Explore advanced clinical education, practitioner-focused articles, and professional training in mold illness, mast cell disorders, environmental health, and functional biochemistry.
Stay Connected & Keep Learning
Follow our mold and biotoxin education, join the community, and stay connected with Drs. Gail Clayton and Margaret Christensen.
Facebook Group: Toxic Mold β with Dr. Gail Clayton
Facebook Page: Mold Detox Diet
YouTube: Mold Detox Diet
LinkedIn: Dr. Margaret Christensen
LinkedIn: Dr. Gail Clayton
The information on this website is for educational purposes only and is not intended as medical advice. Please consult a qualified healthcare provider about your individual situation.