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Your Trusted Partner for Nutrition and Gut Health in Brisbane
At The JCN Clinic, we are dedicated to transforming lives through personalized nutrition and naturopathic care. With over 15 years of clinical experience, our team of six degree-qualified practitioners specialises in gut health, hormone balance, and functional testing, offering science-driven solutions tailored to individual needs. We pride ourselves on delivering comprehensive 90-minute initial consultations, ensuring thorough health assessments and customised dietary plans. Our commitment to ongoing education and industry-leading expertise allows us to address complex health issues with precision.

By combining therapeutic nutrition, nutraceuticals, and wholefood approaches, we empower clients to achieve sustainable wellness. Our telehealth services extend nationally and internationally, making expert care accessible to all. With a focus on education and practical implementation, we guide clients through progressive lifestyle changes, supported by detailed meal plans, recipes, and continuous accountability. Recognised for excellence through 66 five-star Google reviews, we remain at the forefront of clinical nutrition in Australia.
Services
Nutritionist Consultations Gut Health Programs Hormone Balance Support Functional Testing Personalised Meal Plans
Highlights and features
  • We offer 90-minute initial consultations with comprehensive health assessments.
  • Our practitioners use science-driven functional testing for precise diagnoses.
  • Personalised dietary plans cater to individual lifestyle and dietary needs.
  • Telehealth services available nationally and internationally.
  • Proven success with complex cases like IBS, SIBO, and food intolerances.
Associations and certifications
  • Australian Natural Therapies Association (ANTA)
What people say
Life-changing results Exceptional practitioner knowledge Personalised meal plans Thorough testing approach Supportive consultations
Services
Gut Health Nutrition
Specialised programs for IBS, SIBO, and food intolerances using functional testing and tailored diets. Our practitioners identify root causes through comprehensive assessments and implement science-backed protocols. Clients receive customised meal plans, supplement guidance, and ongoing support to restore gut function and alleviate symptoms like bloating, pain, and irregularity.
Hormone Balance
Targeted interventions for PCOS, menopause, and thyroid disorders using DUTCH hormone testing and dietary adjustments. We address hormonal imbalances through nutrient-dense diets, targeted supplementation, and lifestyle modifications. Our approach focuses on optimising metabolic and reproductive health while managing symptoms like fatigue, mood swings, and weight changes.
Functional Testing
Advanced diagnostic tools including CoBiome stool tests, SIBO breath tests, and organic acids profiling. These tests provide detailed insights into gut microbiome health, nutrient absorption, and metabolic function. Results guide precise treatment plans addressing chronic conditions like fatigue, autoimmune issues, and systemic inflammation through targeted nutrition and supplementation.
Weight Management
Science-based programs combining macronutrient balancing and behavioural strategies for sustainable weight loss. We address underlying factors like insulin resistance and hormonal imbalances while providing practical meal plans and accountability. Our approach focuses on improving metabolic health rather than short-term calorie restriction.
Prenatal Nutrition
Customised dietary plans for pregnancy preparation, management of gestational diabetes, and postpartum recovery. Services include nutrient optimisation for fetal development, digestive support during pregnancy, and strategies for managing hormonal changes. Practitioners provide ongoing guidance through all trimesters and postnatal phases.
People
Jessica Cox
Founder & Director
Clinical nutritionist with 15+ years' experience specialising in gut health. Author of 'e.a.t cookbook' and host of The JCN Clinic Podcast. Leads a team of six practitioners delivering science-backed nutritional solutions.
Carissa Mason
Clinical Nutritionist
Expert in hormone health and functional testing with a focus on PCOS and menopause. Recognised for creating tailored dietary plans that improve energy levels and metabolic function through wholefood approaches.
Roshelle Colegrove
Naturopath & Nutritionist
Dual-qualified practitioner specialising in acute health interventions and digestive disorders. Combines nutritional therapy with herbal medicine to address immune and gastrointestinal issues using evidence-based protocols.
Christine Smith
Clinical Nutritionist
Focuses on food intolerances and immune health, employing elimination diets and reintroduction strategies. Experienced in managing complex cases involving multiple dietary restrictions and chronic inflammatory conditions.
Questions
What conditions do you specialise in treating?
We specialise in gut health (IBS, SIBO), hormone imbalances (PCOS, menopause), food intolerances, and chronic fatigue using functional testing and tailored nutrition plans.
Do you offer telehealth consultations?
Yes, we provide telehealth services Australia-wide and internationally via secure video platforms for all our nutrition and naturopathic consultations.
What payment methods are accepted?
We accept credit card payments (2% surcharge) and offer HICAPS for private health rebates on selected services.
Are follow-up consultations necessary?
Yes, we recommend follow-ups every 3-4 weeks to monitor progress, adjust protocols, and ensure long-term adherence to dietary changes.
Do you create family-friendly meal plans?
Our 7-day food plans are designed to accommodate family needs with adaptable recipes that cater to both client-specific requirements and general household preferences.
What functional tests are available?
We offer CoBiome stool testing, SIBO breath tests, DUTCH hormone profiles, and organic acids testing through accredited laboratories with no mark-ups.
Videos
Reviews (5)
Kelly Connors
Oct 26, 2021 Report
Jessica is empathetic and have a bucket of knowledge that she is happy to share and use as I guide during her consultations. I started seeing Jessica when I found out about a pretty complex autoimmune disorder and she has been a great support on this journey. A year ago I couldnt exercise without feeling fatigued and exhausted, my vitamins absorption wasnt good, my gut was inflamed and was up and down in terms of general health. A year later I feel energised and my overall health is great, its definitely an ongoing/long term treatment with no short cuts the treatment/tests were always
Sinead Greer
Oct 23, 2021 Report
Alexa is great, she is easy to talk to and approachable. Shes understanding and takes your life into consideration however encourages you to work with what youve got and not make too many excuses. She points out your wins and follows everything up really well. She provides lots of options and is really knowledgeable. Thanks Alexa!
Jessika Anderson
Sep 23, 2021 Report
I simply adore the JCN clinic. After experiencing issues with my gut for years and being at a loss on what to do next, to just feel better, I found the JCN clinic. Their kind, patient and holistic approach has helped me better understand my own body, its needs and how to support it. As my needs have changed over the years, from gut issues to pregnancy, they have been there to support me. I purposely schedule face to face visits in the office, because an appointment with Carissa feels like catching up with a friend, her down to earth personality, and in depth knowledge of the industry, makes her
Cameron Allan
Sep 18, 2021 Report
Jessica is a star. She has done a great job helping me get my diet right for a number of conditions I have. Most usefully, Jessica not only works out what foods should be taken out of the diet but is able to give a range of replacement foods. I recommend her my friends.
Libby Westera
Sep 18, 2021 Report
I never thought a place would exist that could have made such a difference to my quality of life. Ive always believed that food is medicine but there is much noise on the internet that its really easy to do the wrong thing for your body and your condition, without expert guidance. Alexa is such a beautiful soul and KNOWS HER STUFF. I trust her implicitly and am so committed to the health journey she is supporting me through. I have recommended JCN to so many of my friends.