Oral Allergy Syndrome - Allergy FAQs

Has your mouth ever felt itchy when eating fresh fruits, vegetables, or nuts? It could be oral allergy syndrome. It's not a food allergy, but a cross-reaction to tree, grass, or weed allergies you already have.

Dr. Hamsa Subramanian of Signature Allergy and Immunology explains oral allergy syndrome and how allergists test for it.