What is Functional Medicine? Understanding a Root-Cause Approach to Health

Dr Bret Ellington DACM, CFMP, LAc
Sep 2, 2025
3 min read

Functional Medicine Root Cause Healing Telehealth Colorado California

When most people walk into my clinic here in Westminster, CO, they’re not just looking for a quick fix—they want real answers. They’ve tried the medications, the standard tests, and maybe even heard, “everything looks normal,” while still not feeling normal. That’s where functional medicine comes in.

I like to think of functional medicine as detective work for your health. Instead of chasing symptoms, we look deeper. What’s really driving those headaches, the fatigue that won’t go away, or the stubborn gut issues that keep flaring up?

Functional medicine focuses on identifying factors that may contribute to symptoms. It’s about listening (really listening) to your story. Because your symptoms aren’t random, and your body isn’t broken. It’s sending signals that something’s off, and our job is to figure out what that is.

So, What Exactly Is Functional Medicine?

At its core, functional medicine is about:

Identifying root causes – Whether it’s stress, nutrition, hormones, toxins, or gut imbalances, we don’t stop at “what” you’re experiencing—we ask “why.”
Personalized care – No two patients are alike. What works for one person may not work for another, so your plan should reflect you.
Integrating East and West – I combine functional medicine with acupuncture and holistic therapies. That way, patients get both modern science and time-tested traditions.

Functional medicine looks at the body as one connected system. If your digestion is off, it may be affecting your hormones. If you’re under constant stress, it could be fueling autoimmunity. It’s all connected.

Why Root Cause Healing Matters

Imagine trying to silence a smoke alarm without putting out the fire. That’s what treating only the symptoms is like. You might get short-term relief, but the real problem keeps burning.

Root cause healing is about putting out the fire. It takes a little more time and effort, but it means long-lasting health instead of temporary relief.

Over the past 20+ years, I’ve seen patients walk in frustrated, sometimes hopeless—and then completely transform once we uncover what’s really going on. Whether it’s improving hormone function, supporting digestive health, or supporting immune system health, root cause healing supports the body's natural ability to maintain health and resilience.

Who Can Benefit?

Patients often come to me for:

Gut health support
- IBS
- Bloating
- Reflux
- Food sensitivities and food allergies
Hormone balance
- Thyroid issues
- HPA Axis Dysfunction (Adrenal fatigue)
- Stress Hormone Dysregulation
- Cortisol Rhythm Dysfunction
- Menopause/andropause
Autoimmune conditions
- Hashimoto’s
- Rheumatoid arthritis
- Psoriasis, and more
Chronic fatigue and stress-related conditions
General wellness and prevention

If you’ve ever felt like something was “off” but couldn’t get clear answers, functional medicine may be what you’ve been searching for.

My Philosophy of Care

Every patient I see here in Westminster, CO comes with a story. Some need immediate relief so they can keep up with daily life. Others are ready to dive deep and rebuild their health from the ground up. Both approaches are valid, and both deserve compassion.

That’s why I start by listening. I want to know where you’ve been, what you’ve tried, and how you want to be cared for. Healing isn’t just about lab tests or supplements—it’s about being seen and heard.

Taking the First Step

If you’re curious about functional medicine and want to explore how root cause healing could change your health, I’d love to meet you. Together, we’ll uncover the “why” behind your symptoms and create a plan that fits your life.

If you don’t live close to the clinic, no problem! We offer virtual appointments to patients anywhere in Colorado and California.

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