Functional Medicine
Nutrition
Getting to the root cause — not just managing symptoms.
Book a Free Connect CallMost nutrition advice treats symptoms. You are tired, so eat more iron. Your digestion is off, so cut out dairy. Your energy crashes every afternoon, so eat more protein throughout the day. These suggestions are not wrong, but they are incomplete.
Functional medicine nutrition asks a different question. Not what symptoms are you managing, but why are those symptoms showing up in the first place. The work is figuring out what is happening in your body at a systems level — and building a nutrition approach around that specific picture, not a generic template.
Book a Free Connect CallFunctional medicine nutrition looks at the whole system.
Conventional nutrition counseling works from the outside in. Here are the guidelines. Here is the plan. Follow it and see what happens. Functional medicine works from the inside out.
It starts with a thorough assessment of your health history, your symptoms, your labs, your lifestyle, and the patterns that connect them. From there, a nutrition plan is built around what your body specifically needs — not what a standard protocol recommends for someone who presents similarly on paper.
This approach is built on the understanding that symptoms rarely have a single cause. Chronic fatigue, hormonal imbalance, gut issues, blood sugar dysregulation, inflammation, and autoimmune conditions almost always involve multiple interconnected systems. A plan that only addresses one piece tends to produce partial results at best.
Functional medicine nutrition does not replace your medical care. It works alongside it — filling in the gaps that standard appointments often do not have time to address.
What we look atThe areas functional medicine nutrition addresses.
The specific focus of your work depends entirely on your history and what comes up in the initial assessment. Some of the most common areas we work through include:
Gut health and digestion
Bloating, irregular bowel habits, food sensitivities, and chronic GI discomfort are often the first signs of a larger imbalance. Gut health affects energy, immunity, mood, and nutrient absorption — which means it tends to show up everywhere.
Blood sugar regulation
Energy crashes, afternoon slumps, strong cravings, and difficulty maintaining weight are frequently driven by blood sugar patterns that standard labs miss. Nutrition timing and composition can have a significant impact without medication.
Hormonal health
Thyroid function, adrenal output, sex hormones, and insulin all influence each other. For women especially, the relationship between nutrition and hormonal balance is one of the most underserved areas in standard care.
Inflammation and immune function
Chronic low-grade inflammation is a driver behind most modern chronic disease. Food choices, meal timing, gut health, and stress all affect inflammatory markers in measurable ways.
Nutrient status
Deficiencies in iron, vitamin D, B12, magnesium, and omega-3s are common and frequently missed. We look at labs alongside symptoms to build a clear picture of what your body is actually running low on.
Energy and metabolic health
Persistent fatigue that does not respond to rest is almost always a nutrition and physiology story. Understanding how your metabolism is functioning is the starting point for changing how you feel day to day.
You might be a good fit if any of these sound familiar.
Functional medicine nutrition clients often arrive after years of being told their labs look fine while still not feeling well. Or after piecing together their own answers from the internet because no one has given them a complete picture. Or simply after deciding that managing symptoms indefinitely is not good enough.
- You are tired in a way that sleep does not fix.
- Your digestion has been off for longer than you can remember.
- Your weight, energy, or mood swings in ways that feel disconnected from what you eat.
- You have been told your bloodwork is normal but you do not feel normal.
- You have a diagnosed condition — thyroid, autoimmune, PCOS, IBS, diabetes — and want a nutrition approach built specifically around it.
- You are an athlete whose performance or recovery is not responding the way it should, despite training consistently and fueling appropriately.
- You want to understand what is actually going on in your body, not just what to add or remove from your diet.
What a functional medicine nutrition approach actually looks like.
This is not a standard nutrition counseling experience. The assessment is more thorough, the plan is more individualized, and the timeline is longer — because the work goes deeper.
A free connect call
A free 20-minute conversation where you share what is going on and we explain how we work. No commitment required.
Comprehensive intake
Before your first full session, you complete a detailed health history covering your symptoms, your digestion, your energy, your sleep, your stress, and your medical background. This is what allows the first session to go somewhere useful immediately.
Lab review
If you have recent labs, we review them. If you do not, we can discuss which tests are worth pursuing based on your symptoms. Functional medicine looks at optimal ranges, not just whether you fall within normal — which is a meaningful difference.
An individualized nutrition plan
Built specifically for your body, your history, and your goals. Not a template. Not a standard protocol. Something built around what is actually going on with you.
Ongoing sessions to refine and adjust
Functional medicine nutrition is not a one-time fix. The plan evolves as your body responds and as new information comes in. Regular sessions keep the work moving in the right direction.
Kelly Rossi
MS, RDN, LDN, CSSD, IFNCPKelly specializes in sports and performance nutrition, functional medicine nutrition, and intuitive eating. She holds a Master of Science degree and is a Board Certified Specialist in Sports Dietetics (CSSD) and an Integrative and Functional Nutrition Certified Practitioner (IFNCP).
Her approach blends evidence-based clinical practice with genuine attention to the individual. She is as comfortable working through the root causes of a gut health issue as she is building a performance nutrition plan for an endurance athlete — and she regularly does both with the same client.
What drives her work is the belief that people deserve to understand what is happening in their own bodies. Not just a list of foods to eat and avoid, but a real picture of why their body is responding the way it is and what they can do about it.
Work with Kelly"I specialize in sports and performance nutrition, functional medicine nutrition, and intuitive eating. With a deep passion for helping individuals optimize their health, I focus on empowering you to fuel your body in a way that aligns with your unique goals."Kelly Rossi, MS, RDN · Fuel NC
Straightforward pricing. No surprise fees.
Most of our clients use insurance. If you have BCBS, Aetna, the State Health Plan, Meritain, or Cigna, there is a good chance your sessions are covered — sometimes at little to no out-of-pocket cost. Check your coverage before you decide anything about pricing.
Call us and we will verify your benefits before your first appointment — no guessing.
Not using insurance? All packages are available as self-pay. All new clients begin with the first-month package to build the foundation, then choose the ongoing level of support that fits.
4 weekly sessions
The first month is where the intake gets done, labs get reviewed, and your individualized plan takes shape. This is the work that everything else builds on.
Regular contact while actively working through the plan. Faster troubleshooting and adjustment as your body responds.
Get startedSpace between sessions to observe how your body is responding. Good once the foundation is in place.
Get startedA regular touchpoint to review, refine, and keep the work from drifting. Best for clients who are largely independent.
Get startedTo empower active men and women to fuel their bodies healthfully.
Through the lens of intuitive eating, Fuel NC works to maximize your strength and energy while making food fun and enjoyable.
- Build relationships I care about your progress, and want to offer the support and accountability you need to be successful.
- Create and innovate Stay up-to-date with the latest research and nutrition strategies for health and performance.
- Deliver results Diets only work in the short term. Come on board to learn about long-term, sustainable nutrition practices.
Things people ask before starting
What is functional medicine nutrition and how is it different from regular nutrition counseling?
Standard nutrition counseling typically works from guidelines and general protocols — here is what someone with your profile should eat. Functional medicine nutrition starts with a thorough assessment of your specific history, symptoms, labs, and lifestyle, and builds a plan around what is actually happening in your body. The goal is to identify and address root causes rather than manage symptoms indefinitely.
Do I need a referral or a diagnosis to get started?
No referral is needed to book a discovery call. You do not need a diagnosis either — many clients come in with a collection of symptoms that have not yet been labeled or explained. If your insurance requires a referral for covered visits, we can help you sort that out after you reach out.
Will I need to get labs done?
Not necessarily before starting, but reviewing labs is often a meaningful part of the work. If you have recent bloodwork, bring it. If you do not, we can discuss which tests are worth pursuing based on your symptoms — and in some cases, what your existing labs are actually telling you that a standard read may have missed.
Is functional medicine nutrition covered by insurance?
It depends on your plan. Fuel NC accepts BCBS, Aetna, Meritain, and the State Health Plan. The most reliable way to find out your coverage is to call the member services number on the back of your card and ask whether outpatient nutrition counseling is covered (billing codes 97802 and 97803). We are happy to help you check your benefits before your first appointment.
Can functional medicine nutrition be combined with sports nutrition or intuitive eating?
Yes, and it frequently is. Many athletes at Fuel NC work on all three simultaneously — fueling for performance, building a healthier relationship with food, and addressing underlying health issues that have been affecting how they feel and recover. Kelly is trained across all three areas and can hold that work together in a single relationship rather than requiring you to see multiple providers.
Ready to get some real answers?
A free 20-minute connect call is the place to start.
Book a Free Connect Call919-819-4052 · info@fuelnc.com · 1107 Capital Blvd., Raleigh, NC