Celiac disease is a manifestation of Gluten intolerance.Celiac disease is a digestive and autoimmune disorder that can damage your small intestine.This disease can be triggered by a protein called gluten, which is found in grains like wheat, rye, and Barley.People with celiac disease might experience symptoms like diarrhea, bloating, gas, anemia and growth issues.Important PointsGluten intolerance is the body's inability to digest or break down the gluten protein.You can develop gluten intolerance suddenly, depending on genetic factors. Some people have symptoms of this condition earlier in life, while others don't have signs of gluten intolerance until they're older.Additional InformationLactose intolerance:People with lactose intolerance are unable to fully digest the sugar (lactose) in milk.?Irritable Bowel Syndrome:Irritable bowel syndrome (IBS) is a common disorder that affects the large intestine. Signs and symptoms include cramping, abdominal pain, bloating, gas, diarrhea or constipation, or both.Ulcerative colitis:Ulcerative colitis is an inflammatory bowel disease (IBD) that causes inflammation and ulcers (sores) in your digestive tract.