With various types of plants coming into bloom this time of year, many of us are consumed by allergies. But what most people are unaware of is that foods and pollen allergies can actually affect one another. Certain foods, like the ones listed below, can react similar to pollen to the body’s immune system and provoke an allergic response.
For example in the springtime, with the substantial amount of tree pollen, it is common for me to see patients who complain of an itchy mouth when eating certain foods. For instance, apples can sometimes cause these symptoms during tree pollen season.
Oral allergy syndrome, an allergic reaction in the mouth, is another common form of IgE-mediated food allergy, which is an immediate hypersensitivity reaction. If you experience an oral allergy syndrome, you will immediately notice when you have a bodily reaction and connect the incident to a certain food you have just eaten, which means you may rarely seek medical attention. These local IgE-mediated reactions result in an immediate swelling of the lips, tingling of the tongue and throat, and blistering of the oral mucosa. Symptoms usually are short-lived and most commonly associated with eating various fresh fruits and vegetables that cross-react with their specific allergic pollen, causing post-nasal drip and congestion. Continue Reading »