allergies to onions symptoms
The onion allergy is a more unique allergy when compared to such allergies as the peanut allergy. Although it is more rare, an onion allergy is every bit as severe as the more common and well known food allergies. Some people are allergic to raw garlic, causing contact dermatitis when touched on the skin, but can tolerate eating cooked garlic. Garlic is part of the onion family (Allium family) and so people who are allergic to garlic can also react to onions, shallots, leeks, asparagus and chives. With regards to an onion allergy, there are many potential symptoms that anyone dealing with food allergies should be aware of and know how to recognize. These symptoms can be either internal or external depending upon the severity of the allergic reaction. Some people will suffer a mild form of an allergic reaction and have minor symptoms including such things as hives. Those with a more serious reaction to onions may even have problems just breathing in the smell of onions without having an allergic reaction that can compromise their health. This happens if I mistakenly eat raw onion but also if I eat food prepared with implements that have been used to slice onions, food which has been near onion and ‘taken on’ its flavour, soup, or cheese and onion crisps. The symptoms I get are a thick headache, light sensitivity, some dizziness and nausea. Onion Allergy – Symptoms, Tests and Treatments. Onion is a widely cultivated vegetable which is used in a lot of recipes. It is a species of genus “Allium“. But there are few people who have been suffering from allergic reaction as soon as they consume onion. Onion Allergy Symptoms. Allergic reactions to onions can be internal or external. External reactions usually result from direct contact or smelling onions, while internal reactions come from ingesting onions. An individuals response or allergic reaction may show up at different times and at varying degrees. People with garlic allergy can suffer a range of symptoms including rhinitis (runny nose), skin problems such as urticaria and dermatitis, and asthma. Garlic may result in potentially fatal anaphylactic shock but this is very rare. What Causes an Allergy to Onions? The onion allergy causes in the same way as other food allergies. When you consume raw onions or a food which contain onions, the immune system of the body reacts negatively to it. The immune system of the body infers that the protein of this vegetable will harm the body. Onion allergy is triggered by eating or having direct contact with onions. True onion allergy is rare. Studies show that only 3% of adults may have this allergy. Despite the statistics, theres a considerable amount of people suffering from onion intolerance.
Allergies to onions have symptoms such as hives.