Genetic Carbohydrate Maldigestion As Model to Study Food Hypersensitivity Mechanism (WORK PACKAGE 2)

Blood, stool and saliva collection

"Questionnaire on:~* Hospital Anxiety and Depression Score (HADS) for adults~* Total glucose and fructose and excess fructose, lactose, sorbitol, mannitol, oligosaccharides (Fructans and GOS) as measured by CNAQ questionnaire for adults and children~* Patient Health Questionnaire 12 (PHQ-12) Somatic Symptom scale"

MRI scans and breath test samples collected after drink test with sucrose