Explore Our Member’s Books
Explore the range of best-selling books from internationally published authors and well-known contributors to iridology and the field of naturopathy.
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Life is full of challenges, and sometimes it’s hard to understand who we really are. If you want to discover yourself and unlock your hidden strengths, “The Golden Key to Discovering Yourself” by M. Salim Khan is the perfect guide. This book explains how understanding your temperament can bring balance to your life and help you live a healthier, happier life.
What Does This Book Teach?
Since ancient times, people have been curious about what makes each person unique. This book focuses on the four temperaments, an ancient idea that helps us understand our personalities and behaviours. Knowing your temperament can help you make better choices in your daily life.
One important concept in the book is Mizaj, which means “temperament.” Your Mizaj is like your inner design; it shows how your body and mind naturally work. When you understand your Mizaj, you can create a lifestyle that matches your natural needs. This makes it easier to maintain good health and a proper work-life balance.
Building Healthy Habits
Healthy eating habits:
Ancient Wisdom for Modern Life
The book draws on knowledge from many cultures, including Africa, China, India, Europe, and Arabia, and shows how this wisdom can be applied today. These cultures have always believed that understanding the unique temperament is the key to living a balanced life. By combining this old wisdom with modern knowledge, the book helps you reconnect with yourself and find harmony in your life.
Islamic medicine is a traditional healing approach that focuses on keeping the body, mind, and environment in balance. It is based on the knowledge of ancient Islamic medicine and combines natural healing with modern ideas. This 6th edition is a detailed guide that explains how this practice works. Written by M. Salim Khan, who is an authority on this subject, this Islamic medicine book helps readers understand the history, philosophy, and practical use of this healing method.
The book takes readers back to Islamic medicine history, showing how early Islamic medicine began and grew over time. It highlights the incredible progress made during the golden age of Islamic medicine when the Islamic Empire medicine led the world in healthcare. During this time, Islam’s contribution to medicine was significant, and Islamic achievements in medicine helped shape many treatments still used today. The book also explores how Islam and medicine are connected to natural and holistic healthcare.
Readers will find details about how Islam in medicine focuses on prevention and healing. The book includes practical topics like Islamic medicine for diabetes, fertility, gastritis, and infection. It also explains the benefits of using sunnah herbs for health. These sections offer useful advice for anyone looking for natural ways to improve their health.
The book connects the wisdom of Islamic medicine history with today’s healthcare needs, making it easier for readers to apply these ideas in their daily lives.
About the Author
Salim Khan is an expert in holistic healthcare and has been practicing since 1978. He specializes in Tibb, a type of medicine that looks at the whole person instead of just focusing on symptoms. He is the president of several international organizations, such as the International Register for Consultant Medical Herbalists (IRCH) and the Guild of Naturopathic Iridologists International (GNI).
He also leads the College of Medicine and Healing Arts (CoMHA) in Leicester, UK. His experience in herbal medicine, nutrition, and iridology makes him highly knowledgeable about individual temperament and how it affects health.
About the Author
John Andrews
Are you living in tune with your body’s innate wisdom?
Many movements have been designed to reflect the diet of hunter-gatherers. Yet, we still don’t eat nearly as close as they did. The reason is that the food on our plates today doesn’t compare in any way. We are fed ultra-processed manufactured food products, and our modern lifestyle has brought much overwhelm in our lives — we are saturated by so much information, and our bodies are worse for it.
Energise brings a new understanding of how our bodies work, how our body systems are interconnected, and how our thoughts, feelings, beliefs, and attitudes can positively or negatively affect our biology at the deepest levels. The mind and the body are not two distinct entities. They communicate and work together for our survival, actively maintaining balance.
Another component of health, you will learn, is the gut microbiome and how it affects both systems — working for us or against us.
Energise will enable you to:
Achieve and maintain your ideal weight, even if you’re weight-loss resistant
Benefit from fasting without going hungry
Free yourself from food cravings
Conquer indigestion, hypersensitivities, and fatigue
Repair and rejuvenate your body, reducing the signs of early ageing
Wave goodbye to brain fog, anxiety and mood swings
Energise is about eating and living in accordance with our human needs and the seasons. It explains why, when, and how to eat, and provides you with simple, healthy, and delicious recipes.
This comprehensive, inspiring, and practical book gives you all you need to start a new, exciting journey toward health and vitality.
Are you ready to break free from the limits of IBS?
Experience a transformative approach to living vibrantly, clearing brain fog, and achieving symptom-free health. This groundbreaking guide delivers the latest science on IBS, gut health, and the little-known microbiota-gut-brain axis, combining naturopathic nutrition, practical lifestyle strategies, and evidence-based tools to help you restore well-being, increase your energy, and regain control of your life — all in one accessible resource.
Unlock expert strategies that go far beyond symptom management to put real, lasting control back in your hands. This guide helps you identify your triggers and gently shows you how to restore your energy, build resilience, and feel more in control, one nourishing meal and mindful habit at a time.
Inside, you'll find:
A modern blueprint for understanding IBS and personalising your healing journey
Expert insights into environmental triggers, food choices, supplements, and when to consider tests
The science and practice of stress reduction, vagal toning, and various techniques are explained in easy-to-follow steps
Step-by-step guides for recording symptoms, tracking progress, and making confident adjustments
Discover case studies and real-world advice that empowers, not overwhelms, so self-care becomes second nature, not a chore
Nutrient-dense, low-FODMAP and antioxidant-rich recipes and meal plans for symptom relief and long-term gut health
Within these pages lies an invitation: to nurture, understand, and ultimately celebrate your body, so every day becomes a step toward digestive and emotional freedom, and a life of renewed purpose.
Do you know what your body does every second of every day?
Your cells, organs and body systems work together toward a unique goal: your survival. Even the tiny microbes you carry inside of you influence your health and are influenced by your environment, your diet and your thoughts. Anything toxic to them or to you will have severe repercussions, leaving you deeply unwell.
Your body is working relentlessly to maintain balance and ensure that every cell — and your DNA — is protected from damage. And so, your cells and liver system are constantly working to detoxify and eliminate toxic substances that can disrupt their function. But even detoxification pathways are influenced by all of the above, and most often than not, our bodies are unable to get rid of deep-seated toxins due to the overwhelming pressure of our modern lifestyle and overexposure to an ever-increasing number of health-wrecking substances.
Do you suffer from toxic overload? Would you recognise the symptoms?
Detox before Energise gives you lifesaving strategies to:
● Understand the impact of outdoor and indoor pollution and electrosmog
● Determine your exposure to toxicants and the symptoms of toxic overload
● Help you eliminate dangerous toxins encumbering your cells and preventing you from ever feeling 100% (and the cause of neuroinflammation)
● Allow natural healing and repairing processes to take place
● Strengthen your immune system
● Wave goodbye to brain fog, anxiety and mood swings
Detox before Energise provides you with simple solutions — a step-by-step guide to help you respond efficiently to your environment. Take charge because no one will do it for you.
Heavy metals are ubiquitous in our modern lives, and anthropogenic sources have now dwarfed natural releases. It is no longer about understanding their effects but about minimising exposure and efficiently removing them from the body.
Watch this page for the official release (scheduled October 2026). Contact us if you want to pre-order your copy
COMING SOON
About the Author
Olivier Sanchez
Olivier’s books are written to educate and empower, giving readers the knowledge they need to understand the root causes of their conditions and take an active role in their own health. They are designed to be practical blueprints for living longer, happier, more vibrant lives, rather than passive “information dumps,” in line with how effective health communication and literacy support real behaviour change.
The best‑selling Energise series is also widely used by health professionals and holistic practitioners, who value the depth of research and clinical insight it offers for their own development and for use in practice. In addition, the books have become invaluable tools for naturopathic and nutrition students; they feature on compulsory reading lists at several colleges and are often recommended as core texts alongside broader naturopathic nutrition references.
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“I love John Andrews’ books. By far the most recognised contributor to iridology, and every book is a delight.”
GNI Member