You studied biochemistry, metabolism, and physiology — but were told to stick to handing out (low-quality) supplements and outdated guidelines instead of delivering real clinical tools.
You know food is the most powerful intervention — but you weren’t taught how to connect it to hormones, inflammation, or the deeper root causes driving dis-ease.
You see patterns in labs and symptoms — but conventional care says, “Come back when it’s worse,” when you know you could intervene now.
You’re tired of surface-level fixes — and ready to understand the full picture, not just manage it.

Rooted gives you the systems, mentorship, and clinical tools to finally practice the way you know you’re meant to.
You’ll learn to build personalized protocols that treat the root cause — not just cover symptoms.
Walk away with tools you can use now — visit flows, protocols, handouts, and templates — and a clear path to grow beyond them.
It’s not too late to become the practitioner you always envisioned you would be.
Rooted is the first functional medicine certification of its kind — created by a Registered Dietitian, specifically for RDs, but open to all, who are ready to break free from outdated standards, apply functional testing with confidence, and build a meaningful, results-driven practice. Whether you're just beginning your functional medicine journey or have taken every course and still feel unsure, this program offers the clarity, clinical systems, and mentorship you’ve been missing.
You’re the smartest one in the room when it comes to nutrition — but no one actually takes your role seriously?
You’re trained in clinical science — but expected to stick to outdated templates and surface-level advice?
You see early warning signs in bloodwork — but in conventional medicine it is brushed off because it’s still “within range”?
You could do so much more for your patients — but you’re stuck under systems that limit your scope, your voice, and your power?
You’re tired of being seen as “the dietary person” or “the one who prescribes supplements” — when you know you’re capable of building clinical protocols, identifying root causes, and driving real transformation.
You know how to listen — not just talk. You were trained to hear the whole story, not interrupt after 12 seconds — that’s not just a soft skill. It’s clinical power. And it sets you apart.
The truth is...
You didn’t become a Registered Dietitian to hand out generic meal plans, supplements and government-approved guidelines.
You became an RD because you care deeply, you think critically, and you believe food has the power to heal.
But no one taught you how to do that. Instead, you were trained to play small —to follow outdated templates and avoid anything that might “step outside your scope.”
Meanwhile, you’re watching your most motivated patients get their guidance from influencers, naturopaths, and online protocols — while you sit on a mountain of training you haven’t been allowed to fully use. That’s the real problem.

There’s a path forward that brings together clinical depth, functional tools, and expert mentorship in one cohesive program. A path that replaces guesswork with clarity. That honors your education, your critical thinking, and your ability to create change — not just with theory, but with systems that work in real practice.
Clinical Thinking, Not Cookie-Cutter Protocols
Learn how to see beyond symptoms. You’ll be trained to assess full-body patterns, identify root causes, and build protocols based on real cases — not generic charts or supplement templates.
Advanced Lab Interpretation
Gain confidence reading both conventional and functional labs. From conventional blood chemistry and GI Map to DUTCH and OATs, you’ll learn what the results actually mean — and how to apply them with clinical precision.
Root-Cause Nutrition That Actually Heals
Go beyond general guidelines and learn how to use food therapeutically — to shift hormones, lower inflammation, repair the gut, and support detox pathways. You’ll develop personalized protocols that create real, lasting change.
Systems That Simplify Your Practice
Get practical tools and frameworks you’ll actually use — including protocol sequencing, symptom tracking, lab interpretation templates, and communication strategies that streamline your sessions and support patient outcomes.
Mentorship That Respects Your Credentials
This isn’t a DIY course. You’ll be guided by Kerri Rachelle herself who’s built a successful, insurance-based functional medicine practice — and supported by a community of clinicians who are doing the same.

Functional Medicine Foundations
Establish a strong foundation in functional medicine by learning to think through systems, not symptoms. You’ll explore how the conventional model compares to root-cause, terrain-based care, and why chronic disease demands a different framework. Learn to identify patterns through clinical timelines, connect lifestyle and environmental inputs to disease expression, and understand how antecedents, triggers, and mediators shape health outcomes. This month also equips you with tools for sustainable practice—confidence, boundaries, and clarity around your role as a practitioner—and introduces the core mindset shifts that will guide everything that follows.
Gut Health & The Microbiome
Build clinical mastery in gut health by understanding the physiology of digestion, the role of the microbiome, and the integrity of the intestinal barrier. You’ll explore the 5R Gut Healing Framework, the hierarchy of digestive dysfunction, and how to prioritize foundational strategies before turning to supplements. We dive deep into the functional approach to GERD, IBS, IBD, Celiac Disease, Non-Celiac Gluten Sensitivity, SIBO, H. pylori, and histamine-driven issues like MCAS. You’ll also learn how to implement and personalize therapeutic diets including AIP, low FODMAP, SCD, paleo, and low-histamine for complex digestive cases.
The Exposome – Environmental & Lifestyle
Understand how the exposome—the sum of all environmental and lifestyle exposures—shapes immune function, hormonal health, and chronic disease risk. You’ll examine the role of toxins in metabolic dysfunction, mitochondrial stress, endocrine disruption, and immune dysregulation. Learn how to identify hidden sources of toxic burden, from mold and mycotoxins to plastics, pesticides, and water-damaged buildings. We explore foundational detoxification pathways including liver biotransformation, lymphatic flow, bile excretion, and circadian regulation, while emphasizing resilience-building through personalized lifestyle detox strategies.
Organ Function & Detoxification Systems
Discover how the body’s vital organs work together to eliminate toxins, regulate immunity, and maintain internal balance. This month explores the kidneys, gallbladder, pancreas, lymphatic system, spleen, lungs, and heart—not just as isolated structures, but as an integrated network supporting detoxification, digestion, circulation, and cellular resilience. You’ll learn how to assess bile flow, pancreatic enzyme function, and lymphatic drainage, as well as how to support secretory IgA, vagus nerve activity, and mitochondrial health. From cellular housekeeping to oxygen exchange, you’ll gain the tools to optimize whole-body detox and terrain repair.
Blood Chemistry & Functional Testing
Master the art of interpreting blood chemistry through a functional lens. This month trains you to see beyond standard ranges and uncover early patterns of dysfunction across metabolic, endocrine, and immune systems. You’ll learn how to analyze insulin resistance, lipid markers, and advanced thyroid panels, as well as assess anemia types, methylation function, and nutrient deficiencies. We’ll cover kidney function, electrolyte and acid-base balance, and introduce high-impact markers like vitamin D, magnesium, zinc, and copper. You'll also explore hidden infection, heavy metal load, and immune patterns—building confidence in integrating labs with symptoms and terrain.
Immune & Inflammatory Conditions
Build mastery in recognizing the root causes of immune dysfunction, chronic inflammation, and systemic autoimmunity. You’ll learn how to identify patterns of hidden immune stress. We cover advanced topics like histamine intolerance, MCAS, the gut-immune axis, and the role of gluten across neurological, hormonal, dermatological, and pain-related disorders. You'll also explore complex autoimmune conditions such as Hashimoto’s, Lupus, RA, MS, and Long COVID, while learning how to assess triggers like mold, viruses, heavy metals, and Lyme. This month brings clinical clarity to one of the most misunderstood areas in medicine — and equips you to personalize immune modulation strategies with confidence.
Chronic Disease Management
Move beyond outdated standards of care and into the root-cause drivers of chronic illness. This module reframes the way we think about cardiometabolic disease by integrating functional patterns in blood pressure, lipid metabolism, insulin resistance, and inflammation. You’ll learn how to interpret anemia in the context of chronic disease, apply advanced markers for cardiovascular risk, and understand how hormone imbalance drives metabolic dysfunction. We’ll explore chronic infection, immune activation, and the deeper terrain issues conventional care often overlooks. Designed for dietitians ready to lead, this is where your clinical insight and nutritional training become the foundation for truly transformative care.
Thyroid Health
Master the full spectrum of thyroid dysfunction with a functional medicine lens. This module dives deep into hypothyroidism, hyperthyroidism, and Hashimoto’s thyroiditis — exploring how to identify root causes, assess immune triggers, and personalize nutrition strategies for optimal thyroid function. You’ll learn how to interpret complete thyroid panels, address subclinical and cellular hypothyroidism, and understand the nuances of reverse T3 and hormone resistance. We also cover fertility, pregnancy, and postpartum thyroid shifts, as well as nodules, cancer risk, and how to support long-term thyroid health through targeted nutrition and terrain support.
Hormone Health & Endocrine Patterns
Gain mastery over the interconnected web of hormones that regulate metabolism, mood, energy, reproduction, and resilience. This month explores the full endocrine system through a functional lens — from cortisol, insulin, and thyroid function to sex hormones, adrenal health, and growth factors. You’ll learn how to assess hormonal imbalances across the lifespan, including menopause, PCOS, and andropause, while understanding the root causes of dysfunction such as HPA axis disruption, liver burden, gut imbalances, and metabolic stress. We also examine the impact of overtraining, under-fueling, and fasting on hormone signaling, with clear frameworks for restoring balance.
HPA Axis Dysfunction & Stress Physiology
Explore the complex physiology of the HPA axis and how chronic stress drives dysfunction across every major system in the body. This month unpacks the progression from adaptive stress responses to burnout, fatigue, and chronic disease states — with emphasis on circadian disruption, neurotransmitter imbalances, blood sugar dysregulation, and mitochondrial depletion. You'll gain clinical tools to identify HPA patterns, interpret advanced diagnostics, and address the root causes of stress-related illness. Key connections to thyroid, gut, metabolic, and cardiovascular health are woven throughout, alongside integrative strategies for restoring balance, resilience, and recovery.
Brain Health, Mood & Cognitive Function
Dive deep into the functional medicine approach to brain health, exploring the root causes of cognitive decline, mood disorders, and neurological dysfunction. This month examines the gut-brain axis, neuroinflammation, and the impact of hormones, toxins, and stress on the central nervous system. You'll learn how to support neurotransmitter balance, protect the brain from environmental insults, and harness the power of nutrition, movement, and circadian rhythm for long-term cognitive resilience. From depression and anxiety to concussion recovery and neurodegeneration, we integrate therapeutic strategies that nourish both brain and body.
Amino Acid Therapy & Clinical Application
This final month unlocks the power of amino acids as therapeutic tools in functional medicine. You’ll learn how to assess patterns of deficiency, personalize protocols, and use amino acids to target neurotransmitter imbalances, detoxification pathways, gut repair, and immune modulation. From anxiety and insomnia to methylation and tissue healing, amino acid therapy offers a precise, effective way to restore terrain at the cellular level. We close the program by equipping you with a practical framework to confidently integrate amino acid strategies into patient care—and remind you that this is only the beginning of your REVolution.

It’s Built for Practice — Not Just Theory.
You won’t just learn more information. You’ll learn how to think clinically, interpret labs with confidence, and actually apply functional medicine in real sessions with real patients — using systems that make it sustainable.

It’s Designed by a Practitioner Who Gets It.
Rooted was created by a dietitian who has been exactly where you are — overwhelmed by trainings that didn’t translate to practice. This certification was built from experience, tested in real care settings, and designed to help you thrive without burnout.

It Respects You and Elevates Your Role.
You don’t need to become a doctor or chase more letters after your name to be taken seriously. You need training that helps you own the clinical authority you already have — and step confidently into a new level of practice.

After years of working inside broken systems, it became impossible to ignore: the current model of care isn't working.
Functional medicine offers a way forward. It focuses on root causes, not just symptoms. It empowers practitioners to think critically, personalize care, and actually help patients heal — not just “manage.”
If you’re still following rigid guidelines, disconnected protocols, and outdated rules, you’ll always feel limited — and so will your patients.
We believe dietitians deserve more clinical freedom, more respect, and a clear path to lead in functional care.
That’s why we built Rooted.

BONUS ONE:
You’ll receive lifetime access to hundreds of downloadable handouts, templates, and client-facing tools — including condition-specific food lists, symptom trackers, lifestyle guides, and protocol support sheets you can use in real practice, right away.

BONUS TWO:
No more building protocols from scratch. Inside Rooted, you’ll get practitioner-facing frameworks for common conditions — all customizable to your client’s needs.
IBS
SIBO
H. Pylori
Histamine Intolerance
And Dozens More...

BONUS THREE:
From symptom mapping tools to case review checklists and progress tracking forms — these are the systems that make functional care doable. You’ll get real implementation tools designed to support clarity and flow in your sessions.

Rooted is a 25-week, audio-based functional medicine certification — designed for licensed practitioners who want clinical depth, real-world application, and flexible, self-paced learning.
25 Weekly Audio Trainings: Delivered in a clear, case-based format so you can listen anywhere — and apply what you learn right away.
Weekly Mentorship Call with Kerri Rachelle: Each week, you’ll have the option to join a live group call led by Dr. Kerri Rachelle — where we dive deeper into training and answer your clinical questions in real time. Learn how to think critically, talk through complex cases, and connect the dots in a way you can’t get from recorded modules alone.
Downloadable Handouts & Protocol Templates: Hundreds of client-facing tools, food lists, diet plans, and supplement frameworks for real-world use and personalization.
Functional & Conventional Lab Training: Learn how to confidently assess GI Map, DUTCH, OAT, Cyrex, and blood chemistry — with context and application.
Implementation Systems for Practice: Session flow charts, protocol sequencing guides, symptom tracking tools, and strategies for insurance or private care.
Lifetime Access + Community Support: Get lifetime access to all materials, updates, and bonuses — and connect with like-minded clinicians inside our practitioner forum.
Self-Paced + Mentorship-Driven: Move through the program at your own pace, with expert guidance every step of the way.
I wake up feeling truly fulfilled and connected to my purpose.
I’ve finished the modules and have pages of notes — everything is so well-designed and easy to absorb. This first week has already been incredible. For the first time in my career, I wake up feeling truly fulfilled and connected to my purpose. I’m already seeing new patients and preparing to work with my first Hashimoto’s client next week. I’m just so grateful for this opportunity — and deeply admire Kerri as both a businesswoman and a functional medicine practitioner.
-Samantha

The mentorship is exactly what I didn’t know I was missing.
Reviewing the GI Map on a weekly call helped me see the clinical picture so clearly — not just the test results, but the why behind them. Kerri’s mentorship goes beyond education; she helps you connect the dots and apply root-cause thinking in the real world. It’s already changed how I approach patient care.
-Brittany

Rooted made me fall in love with being a dietitian again.
I was so burnt out trying to fit into a broken system. This certification helped me remember why I became a dietitian in the first place — and finally gave me the tools to do the work I was trained to do. If you're questioning your path, this is the program that will reignite your purpose.
-Kathryn

We stand fully behind the Rooted Certification. We’ve poured years of clinical experience, real-world mentorship, and practitioner-tested tools into every part of this program. But we know it’s a big investment — and we want you to feel confident saying yes.
That’s why we offer a 100% Money-Back Guarantee — with one condition:
If you complete the first 8 weeks of trainings, attend the weekly calls, and submit your clinical reflection assignments and Q&A questions each week — and you still don’t feel this program is helping you practice with more confidence, clarity, and clinical depth — we’ll refund you in full. Terms and Conditions apply.
We only ask that you show up, stay engaged, and do the work. Because that’s how transformation happens.


Hi, I’m Dr. Kerri Rachelle, PhD[c], RDN, CSSD, A-CFMP — a Registered Dietitian Nutritionist, PhD[c] in Integrative Medicine, Certified Specialist in Sports Dietetics, founder of REVolution Health, and creator of Rooted.
But more importantly? I’m someone who’s walked the same path you’re on right now.
I spent years doing all the trainings, sitting in the webinars, and trying to piece together a clear, clinical way to actually practice functional medicine as a dietitian. I invested tens of thousands of dollars in certifications that left me with more theory than application — and not a single system I could use the next day with a real patient.
So I built the thing I wish I had when I was starting out.
Rooted is the culmination of everything I’ve learned over 20+ years in clinical practice — combining root-cause thinking, advanced testing, personalized protocols, and real-world systems that work in a busy practice (yes, even with insurance).
I believe dietitians are the most qualified professionals to lead in functional medicine — but we’ve been left out of the conversation for far too long. That ends here.
If you’re ready to build a practice rooted in science, real results, and your own voice — I’d be honored to guide you.
Let’s do this, together.
Rooted is a 25-week, audio-based certification built for busy clinicians. Each week you’ll receive several short audio trainings (20–30 minutes each) arranged in a clear sequence, plus a companion library of protocol templates, handouts, and case-based tools. The program is self-paced with optional weekly mentorship/Q&A, and a supportive practitioner community. (For the exact weekly breakdown, see the syllabus.)
You can expect clarity, confidence, and clinical structure. Whether you're brand new to functional medicine or already trained but unsure how to implement, Rooted will help you assess root causes, use labs effectively, develop real protocols, and create a more integrated, impactful practice. You'll finally have a system — not just scattered theories or isolated tools.
Yes — while Rooted was created by a Registered Dietitian and designed with RDs in mind, it's open to other licensed health professionals including NPs, PAs, MDs, DCs, pharmacists, therapists, and health coaches. If you're committed to root-cause healing and want to integrate functional nutrition into your work, this program will meet you where you are and help you level up your care.
Most weeks include multiple 20–30 minute audio lessons. Plan for ~3 hours to listen and review the tools; add ~60 minutes if you join the live mentorship/Q&A that week. Some modules (e.g., case reviews or lab deep dives) may run a bit longer. (For a week-by-week estimate, check the syllabus.)
You’ll have ongoing access to mentorship and support through weekly Q&A opportunities, community discussions, and optional coaching calls. This isn’t a “download and disappear” kind of program. You’ll be supported by a practicing RD who’s been in your shoes — and you’ll be part of a community of like-minded practitioners growing alongside you.

The Complete 25-Week Program
Bonus 1: The Complete Resource Vault
Bonus 2: Pre-Built Protocol Templates for Real-World Personalization & Use
Bonus 3: Functional Medicine Systems That Simplify Practice



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