What is Functional Medicine? A Root Cause Approach by a Private GP in Dorchester

What is functional medicine?

Functional medicine is a highly personalised, systems-biology-based approach to healthcare. Rather than simply suppressing individual symptoms with medication, it focuses on identifying and addressing the root causes of disease. By examining a patient's complete medical history, genetics, environment, and lifestyle factors, functional medicine practitioners create a tailored, strategic blueprint to restore optimal health and chronic disease prevention.

If you are navigating chronic health issues, you may have experienced the frustration of fragmented healthcare. You might have seen multiple specialists for different symptoms, only to be told that your blood tests are "normal" and that there is nothing more to be done other than taking a pill to manage the discomfort.

This is often referred to as a "sticky plaster" approach to medicine. It covers the wound, but it does not ask why the wound is there in the first place.

At the Olivine Clinic in Poundbury, Dorchester, we believe you deserve better. Led by Dr Mehrdad Bordbar (BMBS, MMedSc, MRCGP, AFMCP), our private GP practice integrates the rigorous safety of traditional medical training with the deep, investigative philosophy of functional medicine.

In this comprehensive guide, we will explore exactly what functional medicine is, why it is rapidly growing in popularity across the UK, and how our three-step approach can help you reclaim your health.

What Exactly is Functional Medicine?

At its core, functional medicine is the medical practice of the future, available today. It is an evolution in the practice of medicine that better addresses the healthcare needs of the 21st century. By shifting the traditional disease-centred focus of medical practice to a more patient-centred approach, functional medicine addresses the whole person, not just an isolated set of symptoms.

The 'Root Cause' Approach Explained

To understand functional medicine, imagine a tree.

In conventional medicine, doctors often focus on the leaves and the branches—these represent your symptoms (such as joint pain, fatigue, anxiety, or high blood pressure) and your specific diagnoses (like arthritis, chronic fatigue syndrome, depression, or hypertension).

Functional medicine looks below the surface at the trunk and the roots. The roots represent the underlying, systemic causes of your health issues. These might include:

 * Nutritional deficiencies

 * Hormonal imbalances

 * Gut dysbiosis (an imbalance of bacteria in the digestive tract)

 * Chronic inflammation

 * Environmental toxins

 * Chronic stress and psychological trauma

By nourishing the roots and treating the underlying causes, the leaves and branches naturally become healthier.

Origins and the Growth of Functional Medicine in the UK

The concept of functional medicine was pioneered in the United States in the early 1990s by Dr Jeffrey Bland, who founded the Institute for Functional Medicine (IFM). It was born out of a realisation that the acute-care medical model—which is brilliant for treating trauma, infections, and medical emergencies—is ill-equipped to handle the complex, chronic diseases that dominate modern society, such as autoimmune conditions, diabetes, and cardiovascular disease.

Today, in 2026, the popularity of functional medicine is surging in the UK. Patients are increasingly health-literate and are seeking proactive, preventative care rather than reactive symptom management. With the NHS under immense pressure, many patients feel their chronic symptoms are not being investigated deeply enough during standard 10-minute appointments. They want answers, not just prescriptions.

How Functional Medicine Differs from Conventional Medicine

The Systems Biology Approach

The human body is not a collection of isolated organs functioning independently. It is a complex, interconnected web. This is known as Systems Biology.

In a conventional setting, if you have a skin issue, you see a dermatologist; if you have a digestive issue, you see a gastroenterologist; if you have a mood disorder, you see a psychiatrist.

However, in functional medicine, we understand that these systems communicate constantly. For instance, an imbalance in your gut microbiome can lead to systemic inflammation, which might manifest as eczema on your skin, brain fog in your mind, and aching in your joints. Rather than giving you a steroid cream, an antidepressant, and a painkiller, a functional medicine doctor will investigate the state of your gut to heal all three symptoms at their source.

Foundations of Health: Lifestyle Factors

Functional medicine views your daily habits as the foundation of your health. No amount of advanced supplementation or medication can out-medicate a poor lifestyle. We deeply assess and optimise the fundamental pillars of health:

 1. Sleep and Relaxation: Essential for cellular repair and hormonal balance.

 2. Nutrition and Hydration: Using food as medicine to reduce inflammation and fuel the body.

 3. Stress Management: Addressing the profound physical impact of psychological stress on the immune and endocrine systems.

 4. Movement and Exercise: Tailoring physical activity to your unique physical capabilities and metabolic needs.

 5. Relationships and Community: Acknowledging the vital role of social connection in emotional and physical wellbeing.

Why Patients are Turning to Functional Medicine

Moving Beyond "Sticky Plaster" Medicine

Patients are increasingly tired of the "name it, blame it, and tame it" model of medicine. In this model, you get a diagnosis (name it), attribute it to genetics or bad luck (blame it), and take a medication to suppress the symptom (tame it).

While medications are sometimes necessary and life-saving, relying on them exclusively for chronic conditions often leads to side effects, requiring further medication. Patients seek functional medicine because they want to break this cycle. They want to know why they have a headache, rather than just taking ibuprofen every day.

The Importance of Your Unique Life History

You are genetically and biochemically unique. Therefore, your healthcare should be too.

In functional medicine, your history is the most important diagnostic tool we have. We do not just take a brief medical history; we take a life history. We look at a timeline of your life, starting from your mother's pregnancy, your birth (e.g., C-section vs. natural birth), childhood illnesses, antibiotic usage, periods of high stress, environmental exposures, and dietary shifts.

Putting everything into perspective for that individual allows us to connect the dots that others may have missed, enabling us to create a truly personalised strategic plan for health.

Safety, Trust, and Regulation: Why See a GMC-Registered Doctor?

This is perhaps the most crucial point to consider when exploring functional medicine in the UK today.

Because functional medicine is a rapidly growing field, the term is currently largely unregulated. This means that individuals without formal medical training can legally call themselves "functional medicine practitioners" or "health coaches".

The Risks of Unregulated Practice

While many non-medical practitioners are well-meaning, consulting someone who is not a registered doctor for complex, chronic health issues can expose patients to significant risks.

  *Missing "Red Flags": A practitioner without extensive medical training may miss subtle signs of serious underlying pathology (such as early-stage cancer or severe organ dysfunction), mistaking them for functional imbalances.

  *Non-Evidence-Based Practices: Vulnerable patients can sometimes be exploited by unregulated practitioners selling expensive, unproven, or unnecessary tests and supplements.

  *Lack of Accountability: If something goes wrong, unregulated practitioners do not answer to a strict professional body.

The Reassurance of a GMC Doctor and CQC Premises

This is why it is so important to see a General Medical Council (GMC) registered doctor at Care Quality Commission (CQC) registered premises.

Dr Mehrdad Bordbar is a highly experienced GMC-registered medical doctor who has completed the rigorous AFMCP (Applying Functional Medicine in Clinical Practice) training with the Institute for Functional Medicine.

Operating out of the Olivine Clinic in West Dorset—a fully CQC-regulated premises—Dr Bordbar brings an essential layer of safety, clinical governance, and trust to functional medicine. By starting your journey with a GMC-registered doctor, you ensure that serious medical conditions are appropriately ruled out or managed, and that your functional medicine plan is built upon a foundation of established, safe medical science.

Integrating Allied Health Professionals

While a doctor is the best starting point for a complex medical history, functional medicine is inherently a team-based approach. There is absolutely room—and indeed a necessity—for Allied Health Professionals to help you implement your health strategy.

Nutritional therapists, for example, are extremely capable of contributing to the patient health journey. Translating a functional medicine blueprint into a daily dietary reality requires ongoing support, meal planning, and coaching.

At the Olivine Clinic, Dr Bordbar frequently collaborates with highly qualified local allied professionals. For example, we highly value the expertise of practitioners like Tamara Jones (lovinghealthy.co.uk), a degree-qualified and highly experienced nutritional therapist based locally in Bridport. By working together, the medical and nutritional aspects of your care are seamlessly integrated.

Dr Mehrdad Bordbar’s Three-Step Functional Medicine Approach

If you choose to visit the Olivine Clinic in Poundbury, Dorchester, we operate via a highly structured, premium three-step approach to ensure no stone is left unturned.

Step 1: The Deep Dive History

Your journey begins with a comprehensive 60-minute consultation. We do not rush. We go deep into your life history, symptom timeline, background, and current lifestyle. We listen to your story, often uncovering vital clues hidden in plain sight.

Step 2: Advanced Diagnostics

Based on your history, we will recommend targeted, state-of-the-art testing.

A cornerstone of our practice is the comprehensive Gut Microbiome test, as the gut is the foundation of the immune system and neurotransmitter production. We will also arrange any necessary, advanced blood tests to look at metabolic health, inflammatory markers, and nutritional status.

Step 3: Your Personalised Strategic Blueprint and Follow-Up

Once the results are analysed, Dr Bordbar will compile a comprehensive report. In your follow-up consultation, he will explain your results in plain English and provide you with a clear, strategic blueprint. This tailored plan will outline your short-term and long-term strategy for health.

Healing is a journey, not an event. We schedule appropriate follow-up intervals to ensure the plan is working, track your progress, and make necessary adjustments to your strategy over time.

Balancing Innovation with NHS and NICE Guidelines

As a GMC-regulated medical doctor, Dr Bordbar ensures that every healthcare plan incorporates and informs patients of established, authorised clinical guidelines.

We frequently consult the guidelines produced by the National Institute for Health and Care Excellence (NICE) and established Medical Royal Societies. Prescribed medications certainly have their role and can be life-saving or necessary for managing acute flare-ups.

However, functional medicine allows us to look beyond the minimum standard of care. As long as the patient is fully informed, and a thorough discussion has taken place, we can consider these guidelines and then go above and beyond them where your individual needs require it.

With informed consent, we integrate targeted supplementation, evidence-based herbal remedies, and highly personalised lifestyle interventions to actively promote optimal health, rather than solely relying on prescribed medication to manage disease.

Next Steps: Start Your Healing Journey in Dorset

If you are tired of merely managing your symptoms and are ready to discover the root cause of your health concerns, functional medicine offers a safe, scientific, and deeply personalised path forward.

Do not settle for a fragmented approach to your wellbeing. Trust your complex health needs to a regulated, highly trained medical professional who views you as a whole person.

Take the first step towards optimal health today.

Contact the Olivine Clinic to book your initial Functional Medicine consultation with Dr Mehrdad Bordbar.

📍 Location: Olivine Clinic, 5 Hamslade Green, Poundbury, Dorchester, DT1 3DP

📞 Book a Consultation: Private GP Consultation

Medical Review: This article was medically reviewed and approved by Dr Mehrdad Bordbar BMBS MMedSc MRCGP AFMCP in April 2026. Clinical guidelines and information are accurate at the time of publication based on current UK medical standards.

Disclaimer: The information provided in this article is for educational and informational purposes only and does not constitute medical advice. Always seek the advice of a qualified healthcare provider regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.