Answer:
There are 9 major food allergens recognized by the US Food and Drug Administration (FDA). These include:
Milk
Eggs
Fish (e.g. bass, flounder, cod)
Crustacean shellfish (e.g. crab, lobster, shrimp)
Tree nuts (e.g. almonds, walnuts, pecans)
Peanuts
Wheat
Soybeans
Sesame seeds (added as the newest addition in January 2021)