Food intolerances / food allergies
Fructose intolerance / lactose intolerance / sorbitol intolerance
Coeliac disease (autoimmune disease caused by gluten)
Chronic inflammatory bowel diseases such as Crohn's disease / ulcerative colitis
Chronic infections of the intestine / small intestine colonisation
Gastro-oesophageal reflux disease
Eosinophilic oesophagitis
Inflammation of the gastric mucosa
Gastric and duodenal ulcers
Functional diseases such as irritable stomach and irritable bowel syndrome
Clarification of unclear increases in liver values (transaminase elevation) / unclear jaundice (bilirubin)
Chronic pancreatic problems (pancreatitis / pancreatic insufficiency)
Problems with the bile ducts and gallbladder / gallstones