You must have gone gluten free thinking that the protein is giving you all the gastrointestinal issues. However it could also be a sign of celiac disease. Gluten sensitivity or intolerance can be of different types which depend on the kind of gluten ingredient or food that your body is sensitive. Celiac disease is an advanced form of gluten intolerance. You are sensitive to most gluten foods if you have celiac disease. While the degree of intolerance varies it can be diagnosed with a series of food tolerance tests. According to nutritionist Deepshikha Agarwal here s how to know if