The Library

Root Cause

It's Never Just One Thing: Why Chronic Illness Is Always About Everything

Chronic illness is never about one root cause — it's about everything. Learn why a multifactorial body needs a multitherapeutic approach, and why no single protocol, supplement, or diet will ever be the whole answer.

It's Never Just One Thing: Why Chronic Illness Is Always About Everything

One of the most common questions I hear from women is some version of this: "What is the one thing causing all of this? If I could just figure out the root cause, I could fix it, right?"

I understand the question. It is the way we have all been trained to think about health. Find the broken part. Name it. Fix it. Move on. But after years of walking women through chronic illness — Hashimoto's, fatigue, gut issues, autoimmunity, hormone chaos, mystery symptoms that no one can explain — I can tell you with confidence: there is almost never one root cause. It is always about everything.

"For we are fearfully and wonderfully made." — Psalm 139:14

The "one root cause" myth

The functional and holistic world has done so much good by teaching us to look for root causes instead of just chasing symptoms. That part is true and important. But somewhere along the way, "root cause" got translated into "the one root cause" — and that is where people get stuck.

You have probably seen it. Someone discovers they have mold and decides mold is the answer. Someone finds parasites and decides parasites are the answer. Someone tests for heavy metals and decides metals are the answer. Someone reads a book about the vagus nerve and decides the nervous system is the answer. Someone tries carnivore and decides food was the answer all along.

Each of those things is real. Each of those things matters. But none of them, on its own, is the whole story. The women I see who have spent years and thousands of dollars chasing the one thing are almost always the most exhausted — because the body was never asking for one thing. It was asking to be seen as a whole.

Why chronic illness is always multifactorial

Chronic illness does not happen because of one bad exposure on one bad day. It happens when the body's capacity to adapt is slowly, quietly outpaced by the demands placed on it — over years, sometimes decades. By the time symptoms become loud enough to notice, multiple systems are already involved.

Here is what is almost always happening underneath at the same time:

  • A nervous system that has been in survival mode for years
  • Drainage pathways (liver, lymph, kidneys, bowels) that are sluggish or backed up
  • Mineral depletion and unstable blood sugar
  • A gut lining that has become permeable and inflamed
  • A microbiome that has shifted out of balance — too many opportunistic organisms, not enough beneficial ones
  • One or more chronic infections — Epstein-Barr, Lyme, parasites, candida, H. pylori, SIBO
  • A toxic load the body cannot keep up with — heavy metals, mold, plastics, glyphosate, personal care products, breast implants, medications
  • Hormonal disruption downstream of all of the above
  • Unprocessed grief, trauma, or relational strain the body is still carrying
  • A spirit that has been disconnected from rest, from meaning, from God

Pull one thread, and you can sometimes feel a little better for a season. But pull only one thread, and the web stays mostly intact. The symptoms come back. Or they move. Or new ones show up.

The body is a system, not a list of parts

Conventional medicine taught us to think in specialties. The thyroid belongs to endocrinology. The gut belongs to gastroenterology. The mood belongs to psychiatry. The skin belongs to dermatology. The hormones belong to gynecology. Each specialist looks at her own slice and tells you whether that slice looks "normal."

But your body does not live in slices. Your thyroid is talking to your gut. Your gut is talking to your immune system. Your immune system is talking to your nervous system. Your nervous system is talking to your hormones. Your hormones are talking to your mitochondria. Your mitochondria are talking to every single cell.

When one system is overwhelmed, every other system adapts. When one system is restored, every other system gets a little more capacity back. This is why you cannot heal a chronic illness by treating one organ in isolation. The "problem" is rarely where the symptom is screaming the loudest.

A multifactorial body needs a multitherapeutic approach

If the body is multifactorial, the approach has to be multitherapeutic. That does not mean throwing everything at the wall at once. It does not mean fifty supplements, three diets, and seven protocols. It means addressing multiple systems, in the right order, over time, in a way the body can actually integrate.

Here is the sequence I keep returning to, and the reason it works is precisely because it honors how interconnected the body really is.

1. Calm the nervous system first

A body that does not feel safe cannot heal. It does not matter how clean the diet is or how perfect the protocol is — if the nervous system is locked in survival, the immune system stays on alert, digestion stays shut down, and detox pathways stay sluggish. We begin here, always.

2. Open drainage gently and daily

Liver, lymph, kidneys, bowels, skin. Before we ask the body to release anything — pathogens, toxins, old emotions — the exits have to be open. Otherwise everything we stir up just recirculates and the woman feels worse.

3. Restore minerals and steady blood sugar

Minerals run everything. The thyroid, the adrenals, the mitochondria, the immune system, the nervous system — all of it depends on minerals being present and in balance. Most women are deeply depleted and do not know it.

4. Address pathogens with gentle cellular detox alongside

Parasites, candida, SIBO, H. pylori, Lyme co-infections, EBV reactivation — addressed in a paced, supported way, with gentle cellular detox happening simultaneously so the body is not overwhelmed by what is being released.

5. Get intentional with the upstream toxic load

After the pathogen work, the body has the capacity to go deeper. Heavy metals, mold mycotoxins, environmental toxins, breast implant residue if applicable — we move into this work deliberately, in the right order, only when the foundation is steady.

6. Heal the gut lining and rebuild mitochondrial function

Once the upstream burden is reduced, the gut terrain can actually be restored. This is when food sensitivities calm down, energy returns, and the immune system gets to step out of overdrive.

7. Tend the soul throughout

This is woven into every step, not bolted on at the end. The body remembers everything the soul has carried. Healing makes room for grief, for rest, for forgiveness, for prayer, for the slow rebuilding of trust between a woman and her own body — and between a woman and the God who made her.

Why this changes everything

When you stop looking for the one thing, two things happen.

First, the pressure lifts. You stop blaming yourself for not figuring it out. You stop spiraling every time a new protocol promises to be the answer. You stop feeling like a failure when the latest cleanse does not deliver the healing it advertised.

Second, real progress starts. Because instead of chasing one thing at a time and watching symptoms move around, you begin addressing the whole picture in the right order. Symptoms quiet, not because you silenced them, but because the body finally has what it needs across every system.

This is slower than a protocol. It is more thorough than a supplement stack. It cannot be reduced to a single test result or a single diagnosis. It is the way the body actually heals.

A gentler way to listen to your body

Your body is not asking you to find the one broken part. It is asking to be tended as a whole. The fatigue and the bloating and the brain fog and the anxiety and the flares are not separate problems shouting from separate rooms. They are one conversation, in many voices, asking for the same thing: attention to the whole.

"He healeth the broken in heart, and bindeth up their wounds." — Psalm 147:3

You were never meant to be reduced to a diagnosis. You were never meant to be managed by a protocol. You were made fearfully and wonderfully, every system designed to talk to every other system — and healing is what happens when we finally honor that design.

If you are tired of chasing the one thing and ready for an approach that sees all of you, I would love to walk this with you.

Sarah Phillipe, BSN, FDN-P, HHP

Written by

Sarah Phillipe, BSN, FDN-P, HHP

Retired RN, Functional Diagnostic Nutrition Practitioner, and Board-Certified Holistic Health Practitioner helping Christian women heal from chronic illness through faith-centered, root-cause care.