Allergy is a malfunctioning of the human immune system which causes a violent reaction against substances in our natural environment, which are normally not harmful.  The substances which causes allergy are called ‘allergens’. This allergic reaction causes an inflammation which can lead to a variety of symptoms such as asthma, hay fever, eczema, and other conditions. All symptoms which arise from these reactions are referred as allergies. Majority of population have some or the other types of allergic reaction during his or her life, starting from minor problem to a life threatening emergencies.

Food allergy is an abnormal response or an allergic reaction of the body’s immune system to the food or an ingredient in a food, usually a protein. Most of the time food allergies are mild but at times it can result into very serious illness even life threatening emergencies. Tree nuts and peanuts are the most dreadful food allergens