It's a System · Metabolic Health

Chronic symptoms
are not just life.

Symptoms are your body's language. When something shows up, whether it's lower energy than you used to have, digestion that's never quite right, mood shifts, joint pain, headaches, poor sleep, or weight that won't move regardless of what you eat, it's a signal that somewhere in your system, there's an imbalance.

Conventional medicine is very good at turning that signal off. And sometimes that's exactly what you need. But functional medicine asks a different question: what is the body trying to say, and why?

It looks at the body as a network of interconnected systems, not isolated parts. It doesn't just hunt for a single root cause. It maps the imbalances across those systems, and addresses them starting at the deepest level. When you correct imbalances at the root, the system copes better with demand. The symptom fades, not because you silenced it, but because you gave the body what it needed to stop sending the signal.

That's the work. That's what we do here.

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How I work

A methodical process.
Not guesswork.

01
We map the full symptom picture
Not just the obvious ones you already know about, but the ones you've normalized. The afternoon energy crash. The slow digestion. The sleep that never fully restores you. The mood that dips without an obvious reason. I dig into all of it, plus a full baseline of your lifestyle: what habits are already in place, how you eat, how you move, how you sleep, how you manage stress. Symptoms are never isolated; they're always part of a bigger pattern.
02
We close the blindspots with labs
Based on your full picture, I recommend only the functional labs that give us the inside view, the objective data that confirms what your body is expressing. Not a standard annual blood panel. Targeted tests that look at hormonal metabolism, gut barrier integrity, microbiome composition, and glucose behavior. Only what we actually need.
03
You get a protocol built around your data
I interpret everything in context and give you a clear, personalized protocol. This is not a supplement list. The deepest healing comes from lifestyle: the habits that are working for you, the ones that aren't, and the specific adjustments that will move the needle. Supplementation where genuinely needed, not as a shortcut.
04
You implement, with or without me alongside
Some people take the protocol and run with it on their own. Others want ongoing support through the adaptation process, someone in their corner to adjust, troubleshoot, and keep the momentum going. Both are valid. You choose the level of companionship that fits where you are.
Testing Guides

A snapshot of the labs
we work with.

We don't run tests for the sake of it. Based on your symptoms and history, we'll recommend only what's actually needed. These guides give you a plain-language overview of the most common ones, so nothing feels like a black box.

Cellular & Nutritional Testing
OAT · Metabolomix+ · NutrEval
A look inside your cellular machinery, how efficiently your body produces energy, what nutrients are missing, and what might be interfering.
Read the guide →
Gut Testing
Gut Barrier · BiomeFX · Food Sensitivity · Gut Zoomer · GI-MAP
Is your gut lining intact? What bacteria are living there and what are they doing? Where to start and when to go deeper.
Read the guide →
Hormonal Testing
Serum · DUTCH Plus · Mira
From a one-time blood draw to a full day of hormonal data to real-time tracking, what each one shows and when each one makes sense.
Read the guide →
Glucose Tracking
Metabolic Panel · CGM (Lingo & Stelo)
How your blood sugar actually behaves throughout the day, and why that matters far beyond diabetes. Baseline labs plus real-time wearable tracking.
Read the guide →
Services

Two ways
to work together.

$300
Interpretation & Protocol
A detailed video walkthrough of your results, a written protocol with specific next steps, and a 1-hour live session to address your questions. You leave with full clarity and a concrete plan. Take it from there on your own.
See full details →
$900
Interpretation + 3-Month Companionship
Everything in the protocol, plus 3 months of close coaching. Biweekly 30-min calls, WhatsApp office hours 5 days a week, ongoing diet and CGM support. I work the way sports coaches work: present for the small moments, not just the big ones.
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Prices listed in USD. If you're paying in another currency, we'll sort it out during the discovery call.

Philosophy

Your body works
as a system.

No matter where a symptom shows up: in your body weight, your skin, your digestion, your hormones, your mood. It is never just a local problem. It's an expression of multiple systems interacting at once, usually under some form of chronic load.


This is why conventional medicine often struggles with chronic symptoms: it treats each complaint in isolation. A dermatologist for the skin, a gastroenterologist for the gut, an endocrinologist for the hormones. But they're all connected. And they all need to be addressed.


My work looks at all five systems simultaneously: understanding which ones are under the most stress, in what order to address them, and how changes in one ripple through the others. Symptoms are your body asking for help. The protocol is the answer.

⚡
Energy Production
How your cells generate and sustain energy. Glucose management, insulin sensitivity, mitochondrial function, when this system is dysregulated, everything else feels harder.
🌿
Gut
Barrier integrity, microbiome composition, digestion and nutrient absorption. Your gut is where immunity, hormones, and mood intersect, and where most people's healing actually begins.
◈
Detoxification
Your body's ability to process and clear what doesn't belong, from hormones to environmental toxins to metabolic waste. The liver is central to this, but it's a whole-system process. When overloaded, everything downstream suffers.
◎
Nervous System
Your stress response, sleep architecture, cortisol rhythm. Chronic stress is one of the most underestimated drivers of metabolic dysfunction.
◑
Hormones
Not just sex hormones. Thyroid, cortisol, insulin, melatonin, hormones regulate almost every function in the body. Imbalance is rarely the root cause; it's usually a downstream effect of the other systems.
About
Paola Fernandez
Paola
Fernandez
Founder, It's a System
Metabolic Health Practitioner · FDN-P
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My journey into health began when someone in my family was diagnosed with cancer. The path she chose was integrative care, and in that world, a significant part of the healing is in the patient's own hands, not solely in a treatment received. That's where I experienced first hand what daily adaptations can do to the body: changing what you eat, how you sleep, how you move, implementing detoxification strategies, understanding the power of targeted supplementation. The body responded. Every time.

What struck me most was this: if targeted changes to your daily life can support the body even through something as serious as cancer, why isn't this knowledge everywhere? Why do most people only encounter it when they're already sick? I didn't want to help people recover from chronic disease. I wanted to help people never get there in the first place: extend not just how long they live, but how well they live. Their healthspan, not just their lifespan.

So I went deep. The world of human biology is immense, nutrition, cellular metabolism, the gut, hormones, the nervous system, epigenetics, detoxification capacity, immune function. The more I learned, the more I understood that strengthening these systems doesn't just resolve symptoms. It builds a body that is harder to break down. That is what real prevention looks like. And it's just knowledge that hasn't reached most people yet.

That experience pulled me in completely. The logic in which our biology operates, and at the same time the interconnectedness of it all, makes it an infinite field of practice. There is always something you can do to feel better. Every symptom has a reason. Every imbalance has upstream causes. And when you understand the system well enough, you can work backwards from what's happening, to why, to what actually fixes it. It's about learning to see your body as a system, and symptoms as its language.

That rigour also comes from who I was before this. My career was in business; environments that trained me to think in systems, demand evidence, and never accept "that's just how it is" as an answer. I brought all of that here.

Start here

Not sure if this is for you?
Let's find out.

The discovery call is free and 30 minutes. We talk about what you've been dealing with, whether my approach makes sense for where you are, and what a realistic path forward looks like. No pressure, no pitch.

Book your free discovery call

I'm not a doctor and I don't diagnose. I'm a metabolic health practitioner (FDN-P).
Nothing here is medical advice and it doesn't replace your physician.