Your body isn't responding like it used to....
You may recognise this:
- Weight that won’t shift
- Low or inconsistent energy
- Hormonal changes affecting your body
- Feeling stuck despite doing everything right
This is not a lack of discipline.
It is adaptation.
A New Way to Approach Your Health
Your body has adapted to stress, environment, and past inputs in a way designed to protect you.
This programme works by understanding those adaptations and restoring your ability to function efficiently, adapt to change, and maintain balance.
Rather than relying on fixed plans or simple calorie reduction, we work with your physiology. Long-term weight change is not driven by willpower alone; your brain continually adjusts hunger, metabolism, and energy use.
When these systems are supported, your body becomes more responsive, allowing change to happen in a way that is both effective and sustainable.
How This Works
A structured, personalised process that evolves with you:
Understand your body and pattern
Build a plan that fits your physiology
Support energy, hormones, and metabolism
Adapt as your body begins to respond
Integrate for long-term results
[Apply Now]
Discover the Book That Started It All
The In-Sync Diet, co-authored with actress Glynis Barber, introduced an evolutionary approach to fat burn, energy, and long-term wellbeing.
Thousands have already found their path to health with these strategies—now it’s your turn.
📖 Available in paperback on Amazon.
Get Your Copy of The In-Sync Diet
Ready for Real Change?
Choose Your Path Forward:
Personal Consulting with Fleur
One-to-one support combining psycho-neuro-immunology with practical daily strategies tailored to you. For women ready for clarity, accountability, and a deeply personal reset.
In-Sync Reset: 8-Week Programme
8 week reset, a science-backed programme to reset your metabolism and burn fat, regulate your hormones and boost resilience and longevity. Rooted in psychoneuroimmunology, this is a group-based experience for women. A whole new way of life is possible.
"Working with you opened my eyes to the intricate connections between my mind, immune system, and overall wellbeing. I found myself gaining greater resilience, feeling more empowered in managing stress, and noticing improvements in both physical health and emotional balance. Your holistic approach helped me understand not only the science behind these links but also how to practically integrate healing strategies into my daily life – and not just about leafy greens!!"
"The sessions became a ‘weekly catch up’ where I could explore not just symptoms, but the root causes of imbalance. I discovered how simple shifts — like conscious breathing, mindful movement etc —could ripple outward, transforming my body’s response to everyday life. I have to say these insights didn’t just change how I felt; they reshaped how I see the future."
"I am now becoming much more aware of when I am truly hungry versus emotional eating."
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"I tried the day of fasting and actually I think it was really interesting to find how your body adapts and I was surprised that I wasn't starving or really thirsty by the evening. It felt like I'd kick-started my system - woken everything up!"
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"As you know, I am really interested in health and nutrition and have many books etc– and of course there is so much noise out there! However, your approach was more advanced and included new and cutting - edge research but delivered in an easy - to- understand way."
"Your unique combination of professional excellence, warmth, and real-world practicality sets you apart. The personalized support, encouragement, and trust you built have made an enormous difference in my journey. I’m confident that others would find the same empowerment, clarity, and hope that I discovered in your care."
Meet Fleur Borrelli
Clinical Psycho-Neuro-Immunologist | Nutritional Therapist | Author of The In-Sync Diet
Fleur Borrelli, BSc Nut Med, MSc cPNI, is a clinical psychoneuroimmunologist and nutritionist, and co-author of The In-Sync Diet. She brings together over twenty years of clinical experience into a new model for a metabolic reset. Fleur combines cutting-edge science with deep human insight to help you burn fat, regulate hormones and boost energy.
