Gut Health and Nutrition

Understanding Food Sensitivities: Symptoms, Testing and Common Myths

Understanding Food Sensitivities: Symptoms, Testing and Common Myths

Diana Onuma Gut Health and Nutrition
Food sensitivities are reactions to certain foods that may contribute to a wide range of symptoms, including digestive discomfort, bloating, headaches, fatigue, brain fog and skin concerns. Unlike food allergies, which can trigger an immediate immune response, food sensitivities are often more difficult to identify because symptoms may appear several hours or even days after eating. Understanding the differences between food allergies, intolerances and sensitivities and recognising patterns in your symptoms can help you make informed decisions about your health. Any testing should always be interpreted alongside your symptoms, medical history and appropriate professional guidance.
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How Blood Sugar Balance Affects Your Energy, Mood and Hormones

How Blood Sugar Balance Affects Your Energy, Mood and Hormones

Diana Onuma Gut Health and Nutrition
Blood sugar balance is essential for maintaining steady energy, stable mood, healthy hormone function and overall wellbeing. While blood glucose is often associated with diabetes, it plays an important role in everyone's health. Your body relies on a steady supply of glucose to fuel your brain, muscles and organs, but frequent spikes and crashes can contribute to fatigue, irritability, poor concentration, increased hunger and energy slumps. Supporting healthy blood sugar through balanced nutrition, regular movement, good sleep and stress management can help improve resilience, metabolic health and long-term wellbeing.
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Functional Nutrition: A Whole-Person Approach to Nutrition and Wellbeing

Functional Nutrition: A Whole-Person Approach to Nutrition and Wellbeing

Diana Onuma Gut Health and Nutrition
Functional nutrition is a personalised, whole-person approach to health that recognises every individual is unique. Rather than focusing only on calories, nutrients or individual symptoms, it considers how nutrition, sleep, stress, gut health, hormones, movement, environment and emotional wellbeing work together to influence overall health. By exploring the underlying factors that may be contributing to symptoms, functional nutrition aims to support the body's natural ability to achieve balance through evidence-informed nutrition and lifestyle strategies. Working alongside conventional healthcare, it empowers people to make sustainable changes that promote long-term health, resilience and wellbeing, rather than relying on short-term diets or quick fixes.
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The Gut–Brain Connection: How Your Digestive Health Affects Your Mood, Energy and Wellbeing

The Gut–Brain Connection: How Your Digestive Health Affects Your Mood, Energy and Wellbeing

Diana Onuma Gut Health and Nutrition
The gut and brain are constantly communicating through a network known as the gut–brain axis. This two-way communication influences digestion, mood, stress, sleep, immunity and energy levels. Supporting gut health through nutrition, lifestyle and stress management may help improve overall wellbeing and contribute to better physical and mental health.
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