They can test you for lactose intolerance and other possible causes of your symptoms. If you do have lactose intolerance, a provider can help you adjust your lifestyle to avoid those symptoms.

Sep 22, 2025 · Diagnosis A healthcare professional might suspect lactose intolerance based on someone's symptoms and response to reducing the amount of dairy foods in the diet. A …

Jan 6, 2026 · You can test for lactose intolerance at home or through a provider. This article covers testing accuracy and helps you interpret test results.

Diabetic patients may have abnormal lactose tolerance curves due to abnormal carbohydrate metabolism and not necessarily due to lactose intolerance. Since 25% of normal individuals …

This test involves a series of blood tests that measure the level of glucose (a type of sugar) in your blood before and after you drink a liquid containing lactose.

Feb 18, 2025 · Learn about the different ways to test for lactose intolerance, when to consult a healthcare provider, and what to do after you receive a diagnosis of lactose intolerance.

Aug 12, 2024 · Abnormal results may be a sign of lactose intolerance. A breath test result that shows a rise in hydrogen content of 20 ppm over your pre-test level is considered a positive test.

Learn how doctors diagnose lactose intolerance by asking about your symptoms, family and medical history, and eating habits, and by ordering tests.

What is the lactose tolerance test? Lactose intolerance is caused by a deficiency of an enzyme (lactase) that helps digest the sugar (lactose) in milk. The lactose tolerance test is a test for …

Sep 19, 2024 · When you're lactose intolerant, you don't make enough lactase to digest lactose well. You can't cure lactose intolerance, but if you change what and how you eat, you may get …