Food is generally the most common cause of anaphylaxis. Common food triggers include nuts, shellfish (shrimp, lobster), dairy products, egg whites, and sesame seeds.Wasp or bee stings are also common causes of anaphylaxis.Additionally, exercise can trigger anaphylaxis if the activity occurs after eating allergy-provoking food. Medications are also a common cause of anaphylaxis. Pollens and other inhaled allergens (allergy-causing substances) rarely cause anaphylaxis.dditionally, exercise can trigger anaphylaxis if the activity occurs after eating allergy-provoking food. Medications are also a common cause of anaphylaxis. Pollens and other inhaled allergens (allergy-causing substances) rarely cause anaphylaxis.