So, after getting your full medical history, the doctor might suggest some tests. Tests for lactose intolerance Lactose tolerance test. You drink a liquid that contains a lot of lactose.
THIS investigation was prompted by the clinical observation of lactose intolerance in five Asian students who were attending a gastroenterological out-patient department for vague abdominal pain ...
it’s pretty unlikely you’ll have an issue with gluten ― the test can’t definitively diagnose gluten intolerance, but it can help to rule it out. So far as lactose intolerance goes ...