![]() ![]() If you are allergic to birch pollen, there are several foods you could react to. What Foods Could I React to If I Have a Birch Pollen Allergy? Trigger any of the above symptoms of anaphylaxis.Happens when you eat nuts or cooked fruits and vegetables.It can come on immediately when eating the offending food and go away quickly after eating the food. OAS is milder and often only affects the mouth. Feeling like something awful is about to happen.Stomach pain, bloating, vomiting or diarrhea.Shortness of breath, trouble breathing or wheezing (whistling sound during breathing).It requires epinephrine and immediate medical attention. So how do you know the difference?Īnaphylaxis (anna-fih-LACK-sis) is a severe reaction that comes on quickly and usually affects more than one organ system (part of the body), such as the skin or mouth, the lungs, the heart and the gut. The symptoms of OAS sound similar to anaphylaxis. What’s the Difference Between OAS and Anaphylaxis? So if you are allergic to birch pollen, your body might think it’s invading your body when you eat an apple. The pollen is similar to the proteins in some foods, so your body can’t tell the difference. This happens when your immune system gets confused. It might seem strange that you would react to some foods because of an airborne tree pollen. ![]() Many people with OAS can eat the foods that cause reactions if they are cooked or if the skin is removed. You might even get hives where the food touched your skin or swelling of your mouth, lips, tongue and throat. 1 With OAS, your mouth and throat may itch or tingle right after you eat certain raw fruits, vegetables, seeds or nuts. If you have a pollen allergy, you could have OAS. ![]() But did you know they trigger a lot of allergy symptoms for much of the population each spring? These allergy symptoms can range from nasal symptoms, like sneezing and a stuffy nose, to the lesser-known oral allergy syndrome (OAS). Birch trees are known for their tall, thin trunks and white bark. ![]()
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