the team

Our team of clinical qualified Nutritionists & Naturopaths at The JCN Clinic  includes founder and director Jessica Cox, along with Nutritionist’s Carissa Mason, Alexa Tran, Roshelle Colegrove and Christine Smith working under the JCN model, which has proven to be extremely successful over Jessica’s years of practice.  As Nutritionists our focus is utilising the power of individualised and therapeutic nutrition alongside nutraceuticals where needed to have our clients achieve optimal results. Our nutritionists and naturopaths primary focus is to educate our clients therefore ensuring they hold the knowledge and tools long term to maintain health and vitality. 

Our Clinical Nutritionists & Naturopaths specialise in:

  • Gut health & digestive disorders, inclusive of SIBO (Small Intestinal Bacterial Overgrowth), IBS, IBD and chronic gastrointestinal inflammation
  • Multiple food intolerances (inclusive of FODMAP, histamine, oxalates, salicylates, coeliacs and non-coeliac gluten sensitivity)
  • Mental health (anxiety, depression, fatigue, poor concentration and low mood)
  • Hormone health (PCOS, endometriosis, fibroids, menopause, acne)
  • Immune/autoimmune irregularities (MCAS, mold, arthritis, chronic fatigue, hypothyroid/hyperthyroid)
  • Children’s nutrition – fussy eating, introduction of solids, concentration and behaviour

Our JCN practitioners additionally have extensive knowledge in individualised dietary planning, nutritional supplementation and the utilisation of food as a medicinal tool. We provide outstanding dietary guidance and individualised food plans to deliver a unique approach in the nutrition space. We strive to educate and empower our clients in the foundations of health.

All of our Nutritionists and Naturopaths are degree qualified and certified. Here at The JCN Clinic we pride ourselves on the highest standard of care in our industry and are highly capable of assisting you with your health concerns. Be assured that no matter who you choose to see within our team that you will be in the very best of hands.

jessica cox

CEO, Clinical Nutritionist

Jessica Cox is the founder and business owner of the successful JCN Clinic based in Brisbane, Australia. Jessica is qualified practicing Clinical Nutritionist with a Bachelor Health Science (Nutrition). Jessica’s degree qualifications are recognised by Australian Natural Therapists Association Ltd (ANTA). Jessica is also the published author of e.a.t cookbook and recipe developer. Jess holds over fifteen years of clinical experience with a focus on chronic digestive health and systemic inflammation.

The JCN Clinic Gut Health Workshop

carissa mason

Senior Clinical Nutritionist

Nature-loving and country girl, Carissa Mason is an accredited and practicing Senior Clinical Nutritionist at The JCN Clinic with eight years clinical experience. Carissa holds a Bachelor Health Science (Nutrition). Carissa’s main interests are chronic digestive health, hormones and genetics.

Alexa Tran JCN Clinic Nutritionist

alexa tran

Clinical Nutritionist

Alexa Tran is a Clinical Nutritionist (BHSc Nutritional Medicine and Dietetics) whose aim is to help educate individuals on how they can take control of their own health using food and nutritional therapy. Alexa’s main interests are holistic weight management and mental health symptoms related to chronic digestive and hormone health.

Roshelle Colegrove The JCN Clinic Nutritionist

roshelle colegrove

Clinical Nutritionist & Naturopath

Roshelle is a Clinical Nutritionist and Naturopath with a passion for supporting individuals with chronic digestive conditions. Roshelle holds a BHSc Nutritional Medicine and Dietetics and BHSc Naturopathy. Roshelle’s main interests are conditions associated with chronic digestive and mental health and their link to improving overall quality of life.

Christine Smith Clinical Nutritionist The JCN Clinic

christine smith

Clinical Nutritionist

Christine Smith is an accredited and practicing Clinical Nutritionist at The JCN Clinic. Christine holds a Bachelor of Health Science in Nutritional and Dietetic Medicine and is a member of the Australian Natural Therapists Association Ltd (ANTA). Christine’s primary areas of focus include chronic digestive health, chronic fatigue syndrome, weight management and menstrual health.


the jcn clinic reception

Get to know a little bit about our friendly receptionist at The JCN Clinic who is always available to help with any questions you may have, and of course guide you through your booking process.

Stephanie Blakey

Reception Manager

Stephanie is a reception and administrative professional with over 10 years of experience. She has worked across various industries, alongside a diverse range of professional groups, giving her the opportunity to perfect her skills as a professional administrator. 

Stephanie’s passion for travel led her to live in London and Toronto for over three years, enabling her to visit many amazing parts of the world and meet many incredible people along the way! 

From a young age Stephanie has enjoyed an active lifestyle participating in many recreational sports. She still enjoys playing touch football and can find her most Friday nights tucked up on the couch watching the footy!