food allergen definition
A major food allergen is defined as one of the following foods or food groups, or is an ingredient that conÂ­tains protein derived from one of the following foods or food groups: 1  Milk. 2  Eggs. 3  Peanuts. Tree nuts such as almonds, walÂ­nuts, and pecans. 4  Soybeans. Wheat. 5  Fish. Shellfish such as crab, lobster, and  shrimp.