When most people think food allergy<\/a><\/em>, they think an immediate collapse to the floor, the face turning blue. Yes, this is one type of allergy<\/a>, the sort everyone fears when they hear about a peanut allergy for example.<\/p>\n Possibly more common is the “delayed onset” food allergy, where symptoms do not appear for hours or even days. For example, when I eat wheat<\/a>, I don’t notice any symptoms for about 24 hours. Some people might take two days before they feel anything. In rare cases, symptoms may not appear for a week.<\/p>\n This makes the job of determining what you are allergic to very difficult.<\/p>\n Here are 20 of the most common allergenic foods:<\/p>\n If you think you might be suffering from a food allergy, but are not sure which food is causing the problem, start by cutting out all of the above foods.<\/p>\n Other foods commonly associated with allergic reactions (although not necessarily delayed) include:<\/p>\nList of Common Allergens<\/h1>\n
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