Celiac disease,
cirrhosis & other liver diseases,
constipation,
diarrhea,
esophageal motility,
gallstones,
gastroesophageal reflux disease,
GI/colon cancer,
heartburn,
hepatitis B & C,
inflammatory bowel disease,
Irritable bowel syndrome,
nausea,
pancreatic & biliary disorders and
ulcers.