To date, no complementary or alternative diagnostic procedure can be recommended as a meaningful element in the diagnostic work-up of allergic diseases. This is especially true for food allergy: properly performed oral food challenges still represent the gold standard for implementing specific diets in food allergic individuals. (Niggemann and Grüber 2004).
Niggemann, B., and Grüber, C. 2004. Unproven diagnostic procedures in IgE-mediated allergic diseases. Allergy. 59 (8): 806-808.
Beyer, K., and Teuber, S.S. 2005. Food allergy diagnostics: scientific and unproven procedures. Current Opinion in Allergy and Clinical Immunology. 5 (3): 261-266.