
Metabolic Psychology
+614 8084 4826
Metabolic Psychology is an innovative mental health practice focused on the connection between metabolic health and psychological wellbeing. The clinic takes an integrative approach to care, combining psychology, psychiatry and nutritional support to help individuals address underlying factors that may be contributing to mental health challenges. Their model of care draws on emerging research exploring the relationship between brain function, metabolism, inflammation and nutrition, with treatment tailored to each individual’s goals, lifestyle and health history.
Founded by clinical psychologist Perri Carlson-Hawke, the practice offers evidence-informed support for a range of presentations including anxiety, depression, trauma, mood disorders, eating disorders and neurological concerns. Services are available Australia-wide via telehealth and incorporate personalised therapy, metabolic psychiatry-informed care, and therapeutic nutritional interventions designed to support both mental and physical wellbeing. The clinic is recognised for its forward-thinking and holistic philosophy, with a strong focus on long-term health outcomes rather than symptom management alone.
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Our Practitioners

Accredited Practising Dietitian
Cassidy Dodson
Cassidy Dodson is an Accredited Practising Dietitian specialising in metabolic health, chronic disease prevention and ketogenic nutrition strategies for conditions including metabolic syndrome and mental health. Holding a Master of Dietetics from Deakin University and an active volunteer role with the Australasian Metabolic Health Society, she brings both clinical grounding and a genuine commitment to advancing low-carbohydrate and ketogenic approaches as meaningful alternatives to conventional dietary care.
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Accredited Practising Dietitian
Natasha Fayle
Natasha Fayle is an Accredited Practising Dietitian and Health Coach specialising exclusively in low-carbohydrate and ketogenic nutrition to improve metabolic health outcomes. With a Master's degree in Nutrition, Dietetics and Exercise Rehabilitation and over a decade of dedicated practice in this space, she combines deep clinical knowledge with a practical coaching approach to help clients build sustainable metabolic change in their everyday lives.
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Psychiatrist
Dr William Lugg
Dr Billy Lugg is a consultant psychiatrist specialising in consultation-liaison psychiatry and ketogenic metabolic therapy for severe mental illness, with broad clinical experience across inpatient, community and remote settings. A two-time RANZCP award recipient with published research and hands-on experience spanning everything from emergency psychiatry to remote NT outreach, he brings both academic rigour and genuine clinical range to his commitment to metabolic approaches to mental health care.
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Psychiatrist
Dr Carlo Longhitano
Dr Carlo Longhitano is a forensic psychiatrist and Associate Professor at JCU specialising in metabolic approaches to severe mental illness, including ketogenic therapy for bipolar disorder and schizophrenia. With clinical training across Italy, Oxford and London and research roles spanning forensic psychiatry and metabolic psychiatry, he brings an unusually broad international perspective to his work at the frontier of psychiatric care in Australia.
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Psychologist
Tiffany Baker
Tiffany Baker is a Registered Psychologist and certified GAPS practitioner specialising in the gut-brain connection, chronic health conditions and integrative approaches to anxiety, depression and wellbeing. Drawing on therapies including CBT and Solution Focused Therapy alongside lifestyle-based interventions, she takes a whole-person approach that honours the profound relationship between mental and physical health.
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Psychologist
Perri Carlson-Hawke
Perri Carlson-Hawke is a clinical psychologist and metabolic mental health specialist combining traditional psychology with ketogenic therapy, nutritional psychiatry and coaching psychology to address the root metabolic causes of mental illness. A Fellow of the College of Clinical Psychologists with advanced international training in ketogenic metabolic therapy, she is among a small number of practitioners in Australia working at the intersection of nutrition science and psychological care.
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