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Abstract background symbolising the circadian rhythm of the passage of time and the alternation of night and day, fundamental to balance and health.

The Circadian Nutritionist™

You’ve tried everything — diets, supplements, mindfulness apps — yet your energy, gut, and sleep still feel off.
The truth? Your body isn’t broken. It’s just out of rhythm.
Adriano dos Santos is a Functional Registered Nutritionist with over 20 years of experience in sports science and nutrition therapy. He's now focusing his work on Circadian Rhythm calling himself "The  Circadian Nutritionist"

Where sleep medicine, microbiome science and nutrition meet.

"If you sleep, I can sleep as well."

Adriano's Story

Born in sunny Brazil, Adriano dos Santos experienced a profound shift from natural vitality to the darker, modern rhythms of the UK. This personal journey ignited a deep dive into sleep medicine, microbiome research, and nutritional biochemistry, leading to a powerful realization:

"Health isn’t built through control — it’s remembered through rhythm."

Discover how this philosophy, refined over decades of experience and cutting-edge research, drives the Circadian Nutritionist method to help you reconnect with your body's innate vitality.

Featured in Scientific Publications & International Conferences

My Method: The Circadian Matrix™

Your body runs on clocks

When these internal rhythms misfire, everything suffers — metabolism, digestion, mood, focus, sleep.
Through advanced lab testing, nutrition science, and circadian reprogramming, my Circadian Matrix™ framework reveals where your system is misaligned — and helps you restore deep, biological balance.

It’s not a diet. It’s a rhythm reset.

Functional Medicine bck image: healthy food - avocados

Precise Nutrition

We begin with a comprehensive analysis of your health history, lifestyle, and unique genetic makeup.

We also consider your mental, emotional and spiritual well-being because these factors are fundamental to your overall health. Our goal is to understand the interconnected systems of your body to identify the underlying drivers of your health concerns.

The Circadian Matrix™Method

The Circadian Matrix™ is a comprehensive clinical methodology that aligns healthcare interventions with the body’s natural rhythms.

Developed within the field of nutrition science and chronobiology, this framework integrates personalised nutrition, sleep medicine, and circadian biology to restore the body’s innate timing systems.

Functional Laboratory Testing: Hand with lens on a Petri Dish

Advanced Lab Testing

Laboratory testing and evaluation is a critical components in gaining a more comprehensive understanding of how your body is functioning.

It’s invaluable to creating the most targeted, individualized, effective therapeutic strategy.

Why Trust This Approach?

Because it’s backed by science, not trends.
This isn’t theory — it’s precision health, applied to real lives.

Your Path to Renewal

Whether you’re running on caffeine and adrenaline or waking up more tired than when you went to bed — this is where you reclaim your rhythm.

Choose your level of support:

1.
Foundation

8 Weeks | €1.275

A deep dive to reset your health rhythms and address root causes using precise medicine principles.

This package offers a focused, data-driven approach to resetting your health rhythms and foundational habits through personalised nutrition and circadian-aligned guidance.

Healthy middle age man portrait: possible target of the Foundation Circadian and Nutrition Package
2.
Performance

12 Weeks | €1.775

A more comprehensive, data-driven plan for health optimisation and resilience.

This package provides a comprehensive, science-backed plan for high-performing individuals seeking to optimize their health and build resilience through a detailed nutrition and health assessment, tailored protocols, and advanced recovery strategies.

Healthy middle age woman: possible target of the Performance Circadian and Nutrition Package
3.
Elite

24 Weeks | €2.475

A fully supported transformation programme combining nutrition science, advanced testing, and circadian alignment strategies.

This is a comprehensive, six-month program designed for a complete and fully supported health transformation, utilizing advanced nutrition protocols, personalized strategies, and ongoing refinement to build long-term resilience and healthspan.

Middle Age Man actively playing Tennis: possible target of the Elite Circadian and Nutrition Package
How it works:
1.
7-days Introductory Week
(part of the selection process)
2.
Sign up to one package & book consultations
Calendar image (icon for the 7 days introductory week)
Healthy Food - Green Vegetables Juice- Symbol of a Personalized Nutrition Plan based on Circadian Rhythm
Woman with a clock covering her face: symbol of Circadian Biology and  body’s innate timing systems.
Orange Circle on Desert Mountains: Symbol of long Term Resilience
What Clients Say

" Adriano is a very knowledgeable functional health nutritionist. He helped me to get to the root cause of my complaints through online consultations and labs. He is gentle but will also hold you accountable for your own health which is necessary to get results. After 8 months working with him, I have a diagnosis and I already feel much better. I really recommend working with him! "

Catrin Price

Catrin P: Adriano dos Santos testimonial
It’s Time to Feel Like Yourself Again

You don’t need another plan — you need a personal nutrient & rhythm reset. Let’s uncover what your body’s been trying to tell you and realign it with the science of nutrition, sleep, and microbiome.

Start your transformation today.

“The Circadian Matrix tm: A Sleep & Nutrition Reset Guide” COver of the book by Adriano dos Santos - Sleep Medicine Specialist I Registered Nutritionist I Microbiome&Sleep Researcher
Let's get you aligned!
COMING SOON:
my free Circadian Reset Guide

This book is a comprehensive guide for individuals  who are looking to improve their health and wellbeing through precise nutrition & circadian science. 

CLICK TO DOWNLOAD

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