Clinical Research Directory

Inclusion Criteria: * Being over 18 years of age. * Individuals with a normal Body Mass Index according to the WHO classification. * No known food allergies or eating disorder diagnoses. * Voluntarily agree to participate in the study and sign an informed consent form. * Be physically and psychologically suitable for virtual reality environment and electroencephalography (EEG) recording applications. Exclusion Criteria: * History of any neurological disease (e.g., epilepsy, vertigo) that may prevent the use of virtual reality goggles * Allergy, intolerance, or sensitivity to foods used in the experimental procedure (e.g., chocolate biscuits, pickles) * Significant loss or impairment of vision, hearing, or sense of smell. * Sensitivity to the use of virtual reality devices (e.g. history of cyber sickness such as nausea, dizziness, etc.) * Use of psychiatric medication, antidepressants, neuroleptics, or medication that may affect neurological status * History of psychological conditions that may affect the working process, such as attention deficit, anxiety disorder, or panic attacks. * Any discomfort in the salivary glands, insufficient saliva production, or dry mouth. * Consumption of more than 21 units of alcohol per week (as this may affect food cravings and physiological parameters). * History or diagnosis of abnormal brain electrical activity that may affect EEG measurements. * History of substance dependence or any mental disorder that may affect cortical activity. * Conditions that prevent body composition analysis (BIA) measurements (e.g. use of a pacemaker, limb amputation, lymphoedema, etc.). * The presence of any language or cognitive barrier that prevents communication.