Discover Your Food Triggers
Bloating, fatigue, skin issues, sinus problems, headaches or ongoing inflammation may be your body's way of asking for help. We help you find the cause — and a clear path back to feeling well.
Gentle, needle-free testing to uncover hidden food and environmental triggers.
Clinical nutrition experience since 1990 — for individuals, families and children.
A practical dietary and lifestyle recovery plan built around your body.
Why Choose The Food Intolerance Clinic?
Since 1990, Douglas Mizzi has helped clients across Queensland and beyond understand the possible food and environmental triggers behind ongoing symptoms. The focus is not a one-size-fits-all diet — it is a personalised process built around your history, symptoms, lifestyle and recovery needs.
Expert Practitioner
Douglas Mizzi is a Clinical Nutritionist and ATMS member #8079 with 65,000+ consultations since 1990.
Non-Invasive Assessment
A safe, needle-free process suitable for children and adults, designed to help identify food and environmental triggers.
Personalised Recovery Plans
Practical dietary and lifestyle recommendations based on your symptoms, history, triggers and health goals.
How We Can Help
In-Clinic Initial Consultation
Comprehensive initial assessment at our Queensland clinic locations. Includes detailed history review, food and environmental trigger assessment, and personalised recommendations.
Zoom Initial Consultation
Convenient online consultation from the comfort of your home. Suitable for clients outside clinic areas. Personalised assessment and plan.
Follow-Up Consultation
Ongoing support and progress reviews. Review symptoms, adjust dietary plan, and receive continued guidance via Zoom or in-clinic.
Family / Children's Assessment
Gentle, age-appropriate approach suitable for children from 3 months. Parent-friendly explanations covering food, behaviour, skin, digestion, sinus and immune issues.
Learn More
Douglas Mizzi
Clinical Nutritionist • ATMS 8079
Douglas Mizzi has worked in clinical nutrition and food intolerance assessment since 1990. With more than 65,000 consultations, he brings a rare depth of experience in identifying food and environmental triggers, understanding symptom patterns, and creating practical recovery plans for individuals and families.
“We are, by definition, experts in this field of dietary understanding and management.” Every assessment is personalised, non-invasive, and designed to give you clear answers and a realistic way forward.
My mission is simple: to help you understand your body, remove the guesswork, and feel your best again.
Douglas Mizzi
Please Watch This — It May Change the Way You Feel
In just a few minutes, Douglas Mizzi explains how the food you eat every day could be behind the symptoms you've learned to live with — and why identifying your personal triggers is the first real step toward lasting relief.
- Why so many everyday symptoms trace back to food and environmental triggers
- How a gentle, non-invasive assessment actually works
- What a personalised recovery plan looks like for you or your family
Food Reactions May Include These Symptoms
Many everyday symptoms may be linked to food and environmental triggers. Understanding the connection is the first step toward feeling better.
Skin Issues
Rashes, eczema, psoriasis and unexplained skin reactions
Digestive Distress
Bloating, IBS, bowel discomfort and stomach pain
Headaches & Migraines
Chronic headaches, migraines and brain fog
Sinus & Hay Fever
Congestion, sneezing and chronic sinus issues
Fatigue & Low Energy
Persistent tiredness and low vitality
Behavioural Issues
Mood swings, irritability and hyperactivity in children
Sleep Problems
Difficulty sleeping and restless nights
Immune Weakness
Recurring infections and lowered immunity
Health Issues We Commonly Address
Douglas Mizzi works with clients experiencing a wide range of health concerns that may be linked to food and environmental triggers.
Food Intolerance Management
Identification and management of food triggers through personalised assessment and dietary guidance.
Gut Health
Addressing digestive issues including IBS, bloating, and bowel discomfort through targeted nutrition plans.
Immune Health
Supporting immune function and addressing recurring infections through nutritional strategies.
Skin Conditions
Managing eczema, psoriasis, rashes and other skin reactions potentially linked to food triggers.
Sinus & Respiratory
Addressing chronic sinus issues, hay fever and respiratory concerns that may have dietary connections.
Children's Health
Gentle, age-appropriate assessment for children from 3 months, covering food, behaviour, skin and digestion.
Zoom and Clinic Consultation Options
Choose the consultation format that suits you best. Both options provide the same thorough, personalised assessment.
In-Clinic Consultations
Zoom Consultations
Additional clinic locations: Health shop clinics available across the Sunshine Coast, Brisbane, and Gold Coast. Redbank Plaza Go Vita — Accepts: Cash, Phone Transfer. Contact us for current availability.
Educational Resources
Helpful information to better understand food and environmental triggers.
What Are Food Triggers?
Learn about how certain foods and environmental factors can trigger symptoms that affect your daily life.
Read More
Food Intolerance vs Allergy
Understand the important differences between food intolerance and food allergy, and why standard testing may not identify all triggers.
Read More
Common Food Additives
Discover how common food additives may contribute to ongoing symptoms and what to look for on food labels.
Read MoreFrequently Asked Questions
Ready to Understand Your
Food Triggers?
Take the first step toward feeling better. Request a consultation with Douglas Mizzi and start your personalised journey to uncover possible food and environmental triggers.
This service does not replace medical care. For severe allergic reactions, urgent symptoms or medical emergencies, seek immediate medical advice.
Get in Touch
Ready to start? Fill in the form or contact Douglas directly. All enquiries are treated with care and confidentiality.
Mooloolaba, Sunshine Coast
Health shop clinics across Brisbane & Gold Coast
Zoom — Australia-wide & International