In the United States, the FDA requires food manufacturers to list the 8 most common ingredients that trigger food allergies. These eight food allergies make up an estimated 90% of allergic reactions. They are:
1. Milk
2. Eggs
3. Peanuts
4. Tree nuts (ie. Almonds, cashews, walnuts)
5. Fish
6. Shellfish
7. Soy
8. Wheat
Source: Mayo Clinic