BURN FAT, BALANCE HORMONES, BOOST ENERGY

8-WEEK GROUP PROGRAMME · SEPTEMBER 2026 COHORT

Your metabolism isn't slow. It's protecting you.

In-Sync Metabolic Reset is an 8-week group programme that addresses the nervous system, hormones, and metabolism together, so your body stops holding on to stored fat and starts responding.

 

Reserve your place — £395

Founder rate for the September cohort · first live Zoom 4th September 2026

WHY NOTHING HAS WORKED SO FAR

Your body has been doing exactly what it was designed to do.

When the nervous system is under sustained pressure — and for many people that pressure has been building for years, sometimes decades — it activates a coordinated survival response across your whole body. Cortisol rises, insulin resistance follows, leptin signalling is disrupted, and the immune system shifts into a state of low-grade chronic activation.

Your metabolism doesn't slow down randomly. It downregulates deliberately, as part of an intelligent adaptive programme designed to protect you.

This is why calorie restriction doesn't work long term. This is why more exercise sometimes makes things worse. And this is why you can be doing everything right and still feel like nothing is shifting — because the intervention has to match the mechanism, and the mechanism is not what most programmes address.

The In-Sync Metabolic Reset works at the level of that mechanism that created the change. Not the symptom.

 

 

MEET YOUR GUIDE

Fleur Borrelli

Clinician. Researcher. Co-author.

Clinical Psychoneuroimmunologist · Nutritional Therapist · 20+ years clinical experience

Fleur Borrelli is a clinical psychoneuroimmunologist and nutritional therapist, one of a small number of practitioners working at this level in the UK. With over 20 years of clinical experience, her work sits at the intersection of neuroscience, immunology, endocrinology, and nutritional medicine.

Her path into this work began with a discovery about her father's wartime trauma and the way it had silently shaped her family's health for generations. What happens to us shows up in the body long after the event has passed.

Fleur is co-author of The In-Sync Diet with actress Glynis Barber, and the framework behind that book is the foundation this programme is built on.

  

 

WHAT PAST PARTICIPANTS SAY

Real change, week by week.

 

I noticed that I had lost weight around my waist and face and also on my thighs. My skin glows more and my finger nails are stronger. My sleep has improved and I sleep a little longer and definitely more deeply.

Sophie, London

Fleur has a lovely manner, it is very easy to talk to her. I think Fleur's approach stands out because it is a holistic approach — her nutritional advice is not purely for weight loss. A lot of Fleur's teaching is about eating towards better mental health as well as physical wellbeing.

Sam, Darlington

All The Tools I have no doubt that Fleur's specialist approach has helped speed up my metabolism and improve my mood. The programme made me feel better in myself and the weight loss combined with the improved comfort levels after eating has given me confidence.

Leslie, Worthing

SEPTEMBER COHORT STARTS IN...

Your first live Zoom with Fleur is 4th September 2026.

Reserve your place before then. Founder rate for the September cohort.

Reserve your place — £395

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HERE IS WHAT WE COVER 

Eight weeks. Deep learning, live coaching, real change.

 

Each module builds on the last, giving you not just the tools, but the understanding of why they work. 

 

EVERYTHING YOU GET

On the In-Sync Metabolic Reset.

 

  1:1 personal assessment with Fleur at the start

 

Individual exercise programme built around your specific needs

 

Eight weeks of Deep Learning modules — the science behind your metabolism, hormones, and immune system in accessible, actionable language

 

 Weekly live group coaching on Zoom with Fleur for support, accountability, and community

 

Recipes, tools, and your unique Resilience Blueprint

 

Lifetime access to all course materials

BEFORE YOU RESERVE YOUR PLACE

Your questions, answered.

LOOKING FOR 1:1 SUPPORT INSTEAD?

Explore individual 

programmes.

 

 

START HERE

Initial Consultation

A 60–90 minute clinical session that traces the original mechanism behind your symptoms and recommends the right 1:1 programme for your picture.

 

 

Learn more

ALL PROGRAMMES

1:1 Clinical Programmes

The Metabolic Reset, Gut Reset, and Complete Health Reset — individual programmes built entirely around your specific clinical picture.

 

  

Learn more

SEPTEMBER COHORT · FOUNDER RATE

Your metabolism isn't slow. It's protecting you.

8 weeks of deep learning, live coaching, and practical implementation, built on the framework behind The In-Sync Diet.

£395

Founder rate for the September cohort · first live Zoom 4th September 2026

 

 

Reserve your place