Vanilla Planifolia is a species of vanilla orchid. It is one of the primary sources for vanilla flavouring. The Allergy Vanilla Planifolia test is performed to measure the level of IgE antibodies in the blood. For the test, a sample of blood is required by the doctor. The test is also conducted during and after the treatment of Vanilla Planifolia Allergy. The test is also known as Allergy Vanilla Planifolia Enzyme Assay.