While it's not common for food allergies to cause asthma symptoms, food allergies can cause a severe life-threatening reaction. The most common foods associated with allergic symptoms are:
Shrimp and other shellfish
Salads & fresh fruits
UptoDate Patient Information: "Trigger avoidance in asthma," "Pathogenesis and management of status asthmaticus in adults."
American Academy of Allergy, Asthma & Immunology: "Tips to Remember: asthma triggers and management" and "Allergic Conditions: Exercise-Induced Asthma (EIA)."
Merck Manual Home Edition: "Asthma."