What is IgE food allergy test?
What is IgE food allergy test? An allergen-specific immunoglobulin E (IgE) test is a blood test that measures the levels of different IgE antibodies in a person's blood. Allergen-specific IgE tests are sometimes used to diagnose and better manage food allergies. They can also be helpful for environmental allergy diagnosis in some cases. Does high IgE mean allergy? Allergy blood tests measure the amount of IgE antibodies in the blood. A small amount of IgE antibodies is normal. A larger amount of IgE may mean you have an allergy. Are all food allergies IgE mediated? Typical food allergies are IgE-mediated,...