01. Milk: Two and a half percent of children under the age of three are allergic to cow's milk. However, milk allergies and lactose intolerance are never the same. 02. Wheat: Wheat flour , bread, the possibility of allergies is seen in many people. If children have allergies to wheat , they may also have allergies to barley or other cereals. 03. Soy: Allergies to soy are common in children. Allergies to soy beans and soy milk are mostly reduced after the age of 10. 04. Eggs: Most babies suffer from egg allergies just like milk. In most cases, the allergy is due to the protein in the white of the egg. However, if you have allergies, it is better to avoid eggs completely. 05. Fruits and vegetables: Many people are allergic to certain fruits and vegetables. Many people suffer from allergies to eggplant , carrots , tomatoes , peaches , bananas. 07. Tree Nuts: Many people are allergic to cashews, pesto , almonds , walnuts , Brazil nuts . However, having an allergy to one type of nut does not necessarily mean being allergic to another. 07. Shellfish: These allergies are very common. About 70% of the world's people are allergic to shrimp , crabs , oysters , and snails that have hard shells. 07. Peanuts: Allergies to peanuts are common in children. Chinese nuts were banned on school campuses in the United States from 1996-2007. 09. Fish: Many people have allergies to a particular type of fish , while many people are allergic to salmon , tuna , mackerel and other marine fish. 10. Falphite: Sulfite is used in many foods to cause discoloration or browning of food. Many people are allergic to this sulfite.