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Independent specialists in female hormonal health
and longevity

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About

For women
looking to heal & optimise
their health.

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We combine mindset, nutrition & lifestyle, and movement science for an integrated approach to female health and healthy ageing. Female health is multi-dimensional; so is our approach.

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Our clinic is led by accredited, science-backed professionals,
delivering personalised care, in person (London) and online.

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A mother/daughter-founded initiative, we are here to help women thrive, now and well into the future.​​​

Natalie R Gillan, PhD mBANT CNHC
Registered Nutritional Therapist & Specialist Bariatric Nutritionist

Ashley A Gillan, MSc CPT
Registered Personal Trainer &  Mindset coach

Warm, honest, and refreshingly down to earth. I actually look forward to check-ins,
that says it all.​

Hanna T-K, 2025

How we support women

1.

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  • PMS

  • ​PCOS

  • Perimenopause

  • Menopause and post-menopause

  • Thyroid health

  • Related symptoms inc. excess weight, poor sleep, digestive issues, pain & discomfort and more...​​​​

  •  Reduce fat around abdomen/belly

  • Tackle sugar cravings

  • Reduce energy crashes

  • Focus on insulin sensitivity & metabolic health issues

  • And more...

  • Address IBS symptoms

  • Reduce reflux and bloating​​

  • Assess and improve food intolerance 

  • Address loose stool or constipation

  • And more...

2.

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  • Reach your dream weight and look

  • Improve body fat to muscle ratio

  • Sculpt your body shape

  • ​Improve bone health and density​

  • And more...

  • Establish life-lasting fitness habits

  • Learn how to self-motivate

  • Gain the confidence to train on your own and try new activities 

  • Learn weight lifting, machines and more

  • Become that person who enjoys exercise

  • ​​Increase strength in a functional way

  • Improve mobility

  • Increase bone strength

  • ​Build cardiovascular fitness and improve vital markers​

  • And more...

  • Improve your glow with a personalised Skin Health package including treatment + lifestyle medicine

  • Boast radiant hair with a personalised Hair Health package including treatment + lifestyle medicine

  • Anti-ageing 101: an intro to ageing well through nutrition, movement + specialist treatment

  • Hormonal health 101: an intro to optimising hormonal health through nutrition, movement + specialist treatment

  • Nutrition & lifestyle medicine protocols designed for patients on weight loss medication plans

  • Learn to maintain lean muscle mass and improve body composition 

What our clients say

Excellent service . Excellent results . Natalie went above and beyond …. Changed my life x 

Kerry H, 2025

38+ years

Combined clinical expertise

3,000+ patients

In over 10,000 one-to-one consultations

14+ years

Specialists in nutrition and lifestyle medicine for weight management and hormonal health

Team

Our Team & Affiliates

Family founded. Science grounded.​

Natalie R Gillan, Lead nutritionist

Registered Nutritional Therapist & Specialist

Bariatric Nutritionist

Natalie R Gillan

PhD, mBANT, CNHC

Natalie Gillan, PhD, is a registered nutritional therapist and specialist bariatric nutritionist with over 20 years of clinical experience, including 13 years dedicated to working with patients who have struggled with excess weight. Her special areas of focus include metabolic conditions, digestive health, and hormonal health, all of which underpin tailored anti-ageing programs and healthy weight management. As a leading UK expert, Natalie has been a consultant nutritional therapist for five UK weight loss and health clinics. Natalie is a co-founder and director of NRG Matrix Health Clinic Ltd. In addition to her clinical work, Natalie has formally supervised and mentored qualified UK nutritional therapists registered with BANT, as well as university students studying for postgraduate degrees in nutritional therapy. Natalie is a co-author of her professional organisation BANT's guidance on GLP-1 weight loss medication, bariatric surgery, and other procedures for weight loss.

Ashley Ailsa, Fitness & Motivation coach

Fitness & Motivation

Coach

Ashley Ailsa Gillan

MSc, CPT Level 3, NLP (in progress) 

Ashley brings her joy of movement and behaviour change to NRG Matrix Health Clinic, where she supports women in transforming body and mind, with the end goal of life-lasting habits. Combining her expertise in human biology, NLP coaching, and personal training, she creates tailored one-to-one and small group programs that combine strength, cardiovascular, and science-based mindset protocols to forge a resilient body & mind. Ashley’s sessions are not just 'PT' sessions - they are designed to help women feel strong, confident, and motivated, while developing a positive relationship with movement that lasts for life.

Why our programs work
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Our programs are born from shared experience, and purpose-built by women for women.

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Our entire practice is grounded in science and delivered to you by certified & qualified professionals. No influencer claims here.

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Every program considers the whole you through targeted nutrition, movement and mindset protocols.

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Longevity and anti-ageing are embedded throughout our practice. Join us in living better for longer.

UK Leading Medical Support & Expert Care

Extraordinary care
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Aesthetic treatments by an internationally renowned reconstructive surgeon and aesthetics specialist.

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Client care and business strategy from a globally-experienced professional and former NHS emergency response coordinator.​​

Dr Vahe Karimyan

Aesthetic, Oncoplastic & Reconstructive Surgeon  

Weight Loss Specialist

Dr Vahe Karimyan

MD MS PhD

Dr Vahe Karimyan is a highly respected reconstructive and plastic surgeon with a special interest in state-of-the-art aesthetic treatments and weight loss science. His passion for delivering excellence in patient care and treatment outcomes is the hallmark of his private practice; he is the medical director of the London-based Doctor V Clinic. Dr Vahe’s commitment to staying at the forefront of plastic surgery ensures that patients benefit from the latest advancements and innovative techniques in the field. With a strong emphasis on both surgical precision and patient well-being, Dr Karimyan combines technical expertise with a compassionate and understanding approach. He believes in fostering open communication and educating his patients, empowering them to make informed decisions about their procedures. His patient-centred approach ensures that every patient feels confident and that their self-esteem is supported throughout their health treatments. Dr Karimyan is an NHS consultant surgeon at King’s College Hospital, London, where he performs complex reconstructive procedures for patients recovering from chemotherapy and other trauma. Dr Karimyan has dual PhDs in Medicine and Surgery from Imperial College London and is a regular visiting lecturer at the university. The Dr Vahe Clinic specialises in bariatric treatments (gastric balloon, medication), PRP hair treatment, Botox, dermal fillers, laser treatments, facelifts, facial aesthetic treatments, and body contouring.

John Gillan, Clinic Manager

Clinic Manager &

Patient Care

Specialist

John F Gillan

MSc

John Gillan is a widely experienced business advisor, multicultural advisor and risk management specialist with expertise in healthcare patient support and complex program delivery. The COVID 19 global crisis saw John involved in advising and supporting the Welsh government containment initiatives in association with the National Health Service (NHS).

"Take care of your body. It's the only place you have to live", Jim Rohn
Locations

Practice Locations
& Affiliations

Clinic Decoration

CHELSEA

Dr Vahe Clinic

25 Ives St, London, SW3 2ND

Waiting Room

BELGRAVIA

Belgravia Light Centre

9 Eccleston St, London SW1W 9LX

Doctor's Desk

ONLINE | GLOBAL

Zoom, Practice Better, Teams and WhatsApp telemedicine video 

Contact

How to get in touch

Tel: +44(0)20 4541 2908

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