Questions and Answers

Even though peanuts have the word “nuts” in their name, they are legumes, not nuts. Allergy to more than one nut is common. 1 out of 2 nut allergic teenagers react to more than one nut. 1 out of 3 peanut-allergic patients also report tree nut allergy. And more than half of nut allergic patients […] Read More

If you have a confirmed peanut allergy diagnosis, you should avoid peanuts in all forms, including anything containing traces of peanut in it. Obvious sources include roasted, dry roasted, salted, or plain peanuts and peanut butter. But peanuts can be a hidden ingredient in many foods—this is why it’s important to read the label or […] Read More

Peanuts are the number one cause of death related to food-induced anaphylaxis. Symptoms of anaphylaxis include impaired breathing, swelling in the throat, a sudden drop in blood pressure, pale skin or blue lips, dizziness, and fainting. Less severe symptoms of a peanut allergy are similar to most allergy symptoms and include: Itchy skin or hives; […] Read More

An allergy to peanuts usually lasts a lifetime—only about 20 percent of people with this allergy outgrow it. Some people, who eventually outgrow their peanut allergy, had previously had severe reactions to peanuts. So the severity of your reaction doesn’t mean you won’t outgrow the allergy.    Read More

A peanut allergy is a common type of food allergy in both children and adults. A peanut allergy, like any allergy, is when your immune system identifies the proteins in peanuts as harmful. When you come into contact with these proteins, your immune system reacts and releases histamines, which then cause your peanut allergic reaction. […] Read More

A common cross-reaction is between birch pollen and stone fruit/kernel fruit such as apples, cherries, and pears. If you have a pollen allergy and have experienced an itchy mouth or throat after eating fresh fruit or raw vegetables, you may have Oral Allergy Syndrome (OAS). OAS, sometimes also called Pollen-Food Allergy Syndrome (PFAS), is usually […] Read More

There’s a high degree of cross-reactivity between cashew and pistachio and between walnut, hazelnut, and pecan, so some healthcare professionals may advise you to avoid all tree nuts even if you only have a confirmed allergy to one. There’s also a high degree of cross-reactivity between different fish species, so healthcare professionals may advise their […] Read More

Cross-reactivity occurs when your body’s immune system identifies the proteins in one substance (e.g. pollen) and the proteins in another (e.g. fruit & vegetables) as being similar. When you come into contact with either, whether it’s a protein in something that you are truly allergic to or not, your immune system can react in the […] Read More

Milk allergy is often confused with lactose intolerance because you can have the same digestive symptoms, like bloating, gas or diarrhea, with both. While a milk allergy is an immune system reaction to milk protein, with lactose intolerance the body can’t digest lactose (milk sugar). Lactose intolerance doesn’t cause an immune system reaction, so although […] Read More

There is a high degree of cross-reactivity between cow’s milk and the milk from other mammals. Cross-reactivity is a situation when the proteins in one food are similar to the proteins in another, and your body’s immune system sees them as the same. So, people who are allergic to cow’s milk are often advised to […] Read More