Biomarker Research in ADHD: the Impact of Nutrition

Exclusion Criteria

• •Diagnosis Autism Spectrum Disorder
• •Diagnosis Developmental Coordination Disorder
• •Premature birth (\< 36 weeks) and/or oxygen deprivation during birth
• •Diagnosed chronic gastrointestinal disorder, i.e. inflammatory bowel disease, irritable bowel syndrome, celiac disease, non-celiac gluten-intolerance (gluten-sensitivity) or lactose-intolerance
• •Auto-immune disorder (e.g. diabetes mellitus type 1)
• •Vegetarian/vegan
• •Diagnosis dyslexia and/or dyscalculia
• •IQ \< 85
• •Following behavioural therapy
• •Use of ADHD medication
• •Use of systemic antibiotics, antifungals, antivirals or antiparasitics in the past six months
• •Insufficient command of the Dutch language by either parents or child that may affect understanding and execution of study and dietary instructions
• •Family circumstances that may compromise following or completion of the diet, including but not limited to family relational problems
• •Having a contra-indication to MRI scanning (including, but not limited to): pacemakers and defibrillators, intraorbital or intraocular metallic fragments, ferromagnetic implants, claustrophobia.
• •Two weeks prior to the start of the study, dietary supplements (e.g. antioxidants, minerals, vitamins) or pro- or prebiotics use has to be stopped.