ABOUT

  

 

Gary Lyu

 

Functional Medicine Practitioner & Registered Nutrition Therapist

 

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I work upstream, systematically, and conservatively to help people stabilise their health before problems escalate.

 

My practice focuses on how key biological systems—digestion, stress physiology, inflammation, metabolism, recovery, and circadian rhythm—interact over time. Often, subtle imbalances develop quietly long before a diagnosis appears. My role is to identify these patterns early and support the body’s ability to regulate and recover.

 

My interest in health began early, influenced by my mother’s background in biology. It became deeply personal through witnessing my father’s long journey with chronic illness. That experience shaped my belief in preventative, root-cause medicine: building resilience before crisis, and supporting recovery with structure rather than quick fixes.

 

I trained with the Institute for Functional Medicine and am also a qualified nutrition therapist. Earlier in my career, I worked across dental, aesthetic, and holistic clinics in Central London. This gave me direct insight into how chronic stress, metabolic strain, inflammation, and impaired recovery manifest across different systems of the body.

 

My approach is calm, precise, and evidence-informed. I prioritise stabilisation first, then deeper recovery—always tailored to the individual. Sustainable health is built through sequencing, not intensity.

 

Health, to me, is freedom: the ability to think clearly, move confidently, and live with stability.

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​Qualifications

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• Certificate in Applying Functional Medicine in Clinical Practice (AFMCP), Institute for Functional Medicine

• Diploma in Nutrition Therapy

• Diploma in Nutrigenomics

• Cambridge Advanced Certificate in Interpreting Genetic Testing

• Diploma in The Gut–Brain Connection

• Master of Science

• Diploma of Nutrition Advisor

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Professional Memberships

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Institute for Functional Medicine (IFM) – Registered Functional Medicine Practitioner
Federation of Nutritional Therapy Practitioners (FNTP) – Full Registered Member
Royal Society of Medicine (RSM) – Associate Member

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​Continuous Professional Development (CPD)

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I undertake ongoing advanced training across gastrointestinal health, bioenergetics, hormones, cardiometabolic medicine, environmental health, immune function, and ageing science through IFM and professional medical organisations

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Areas of Focus​

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• Digestive instability & IBS-type patterns

• Chronic stress & poor recovery

• Inflammation & immune reactivity

• Fatigue & metabolic strain

• Hormonal transition (e.g. perimenopause, PCOS patterns)

• Skin and barrier-related concerns

• Preventative health & healthy ageing

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I also work with individuals facing complex or longstanding concerns where a systems-based approach may offer clarity.