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The Functional Nursing Blog
Published by the Institute for Functional Nursing (IFN) — advancing the role of nurses in functional medicine through education, leadership, and innovation.


Can a Functional Medicine Nurse Start Their Own Business? How Nurses Can Build Purposeful, Profitable Practices Rooted in Root-Cause Care
The short answer? Yes. And the time has never been better. After years of educating over 1,000 nurses and nurse practitioners in functional medicine and holistic nursing, I can tell you with certainty that more nurses than ever are ready to leave burnout behind and step into leadership through a functional, root-cause approach. And for many of my students, that path includes launching their own business. Many never considered entrepreneurship until they find functional medici

Brigitte Sager
4 min read


How to Become a Functional Medicine Nurse: Your Step-by-Step Guide to Functional Medicine Training and Practice for RNs and NPs
Explore functional medicine nurse training designed for RNs and NPs. Learn how to get started, stay within scope, and lead root-cause care with confidence.

Brigitte Sager
4 min read


What Functional Medicine Certification Means for Nurses (And What It Doesn’t)
If you’re a nurse or nurse practitioner searching for a functional medicine certification program, you’re not alone. More and more RNs and NPs are seeking meaningful ways to deliver root-cause, whole-person care - and functional medicine speaks directly to that calling. But as the number of programs offering a “certification” grows, so does the confusion about what those credentials actually mean. And I'm getting a ton of questions on this subject, so...... Let’s clear things

Brigitte Sager
6 min read


Functional Medicine for Nurses and Nurse Practitioners: What It Looks Like in Practice
Functional nursing isn’t a trend. It’s a professional transformation , and it’s already happening. If you’ve ever wondered what it really looks like to integrate functional medicine into nursing practice, you're not alone. One of the most common questions I get from nurses is: “What can I actually do with this training?” The answer? A lot more than you might think. At this point, I have trained over a thousand nurses and nurse practitioners who are now weaving functional me

Brigitte Sager
5 min read


Functional Medicine for Nurses: What Happens After the INCA Program Ends?
If you’re an RN or NP who completed the Functional Medicine for Nurses course that I developed and taught through the Integrative Nurse Coach Academy (INCA), you’ve likely heard the news: the program is coming to a close at the end of this current cohort. And if you’re anything like the many students I have heard from recently—you’re probably asking: “Now what?” “Is there a next step?” “How do I keep growing in this specialty I love?” You’re not alone. The truth is, functiona

Brigitte Sager
6 min read


How Functional Medicine Nurses Can Access Lab Tests—Legally and Safely
In my recent blog, Are Labs Within a Nurse’s Scope of Practice? Let’s Reframe the Conversation , we explored one of the most common roadblocks nurses face when transitioning into holistic or functional practice: lab testing. The feedback I received afterward was overwhelming, and familiar. “I want my patients to have access to labs, but I’m terrified of crossing scope boundaries." “My patients are asking for testing, but I don’t have a safe way to support them.” “I feel st

Brigitte Sager
6 min read


Why Functional Medicine Needs Nurses: The Key to Making Care Sustainable and Accessible
Functional Medicine’s Promise—and Its Problem Functional medicine has changed the way many of us think about health. It’s upstream, it’s root-cause, and it finally acknowledges what we as nurses have known all along: healing is about the whole person, not just a disease code. Patients leave functional medicine offices feeling heard in ways they never have before. They finally have a provider asking about their sleep, their stress, their nutrition, their story. But here’s the

Brigitte Sager
4 min read


Are Your Beauty Products Making You Sick?!
Are your beauty products making you sick?! I share my thoughts and top recommendations.

Brigitte Sager
5 min read


Is Functional Medicine Part of a Registered Nurse’s Scope of Practice?
Originally published in October 12, 2022. Updated November 8, 2025 by Dr. Brigitte Sager, DNP, IFMCP, Founder & CEO of the Institute for Functional Nursing One of the most common questions I get asked regarding practicing functional medicine as a nurse is about scope of practice, and for good reason! It is a confusing topic, and we do not want to put our hard-earned licenses at risk! I first created and taught the Functional Medicine for Nurses program to help RNs and NPs

Brigitte Sager
4 min read


Functional Medicine & Nurse Coaching: Redefining Holistic Nursing Practice
Originally published July 26, 2022 and updated November 8, 2025 by Dr. Brigitte Sager, DNP, IFMCP — Founder & CEO of the Institute for Functional Nursing (IFN). When I first wrote about the partnership between functional medicine and nurse coaching, I was exploring how these two disciplines could come together to create more meaningful patient care. At the time, I was teaching a short course in functional medicine for nursing, and I was helping nurses begin to integrate root

Brigitte Sager
4 min read


Functional Medicine for Nurses: Rediscovering the True Art of Healing in the Nursing Profession
This article was first published July 19, 2022 and updated November 8, 2025 by Dr. Brigitte Sager, DNP, IFMCP — Founder & CEO of the Institute for Functional Nursing (IFN). The Call to Heal Again In recent years, countless nurses have changed specialties, left the bedside, or questioned their calling altogether. The pace of modern healthcare, endless charting, and production metrics have left many of us wondering what happened to the art of nursing. I hear it constantly—from

Brigitte Sager
3 min read


Nurse Coaching: Answering a Call for Change
After ten years of bedside nursing in the hospital setting, I transitioned to the role of primary care nurse practitioner three years ago.

Brigitte Sager
5 min read
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