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NCT06221852NARecruiting

Ketogenic and Nutritional Interventions for First Episode Bipolar Disorder

Mclean Hospital

Start Date

3/12/2024

Completion Date

12/30/2027

Summary

This is a randomized, controlled clinical trial to assess the effects of the ketogenic diet in combination with treatment as usual on brain energy metabolism and psychiatric symptoms in individuals with first episode bipolar disorder and schizoaffective disorder.

Detailed Description

Several lines of evidence show energy metabolism and redox dysregulation in bipolar disorder and psychotic disorders. Ketogenic interventions targeting energy metabolism are promising therapeutic approaches to improve mood and psychosis in bipolar disorder and other psychotic disorders. Early intervention is also critical to helping people achieve their goals for recovery after a first episode. Investigators aim to use multimodal imaging and metabolic measures to study the effects of a ketogenic diet intervention on energy metabolism and psychiatric symptoms in individuals with first episode bipolar disorder and schizoaffective disorder. This 12-week randomized controlled trial will assess the benefits of a ketogenic diet in combination with treatment as usual compared to a standard diet. Investigators will measure the effects of nutritional ketosis on brain redox and energy metabolism and other neurometabolic markers using magnetic resonance spectroscopy. Furthermore, investigators will measure the effects of the ketogenic diet on mood and psychotic symptoms and metabolic measures such as insulin resistance.

Eligibility Criteria

Age Range: 18 years to 45 years

Inclusion Criteria: * Between the ages of 18 and 45. * Ability to adhere to study diets. * Diagnostic and Statistical Manual of Mental Disorders-5 (DSM-5) diagnosis of bipolar I disorder or schizoaffective disorder with onset of illness in the last 7 years. * Must have a stable psychiatric disorder with no change in psychiatric medications within the past 2 weeks of screening * Must not be expected to require addition of any new psychiatric medications during the 12-week duration of the study. Exclusion Criteria: * Unable to sign informed consent * Contraindication to magnetic resonance (MR) scan (including claustrophobia) * Unstable medical illness (including cardiovascular, hepatic, renal, respiratory, endocrine, neurological, or hematological disease) * Current DSM-5 substance use disorder * Currently pregnant, nursing, or of childbearing potential and not using a medically accepted means of contraception * Have a body weight of over 350 lbs or a body mass index (BMI) \<20 * Score above 15 on the Young Mania Rating Scale (YMRS) * History of significant head injury * Current cancer diagnosis * Current diagnosis of type 1 or type 2 Diabetes Mellitus * History of gastric bypass surgery or any weight loss surgery * Concomitant treatment with Propofol * Familial hypercholesterolemia

Interventions

OTHER

Ketogenic diet

OTHER

Dietary Guidelines for Americans

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Conditions

Bipolar I DisorderPsychosisSchizoaffective Disorder

Locations

McLean Hospital

Belmont, Massachusetts 02478

United States