Final answer:
The three allergens from the big 8 that need specifics are peanuts, tree nuts, and shellfish.
Step-by-step explanation:
Food Allergens and Specific Ingredients
There are three allergens from the 'big 8' that require specific identification of the ingredient. These three allergens are peanuts, tree nuts, and shellfish.
Peanuts:
Peanuts are legumes and are often found in snacks, desserts, and some ethnic cuisines. Examples of specific ingredients that contain peanuts include peanut butter, peanut oil, and peanut flour.
Tree Nuts:
Tree nuts include almonds, walnuts, cashews, and pistachios, among others. These can be found in baked goods, trail mix, and nut butters. Examples of specific ingredients that contain tree nuts include almond extract, walnut oil, and cashew butter.
Shellfish:
Shellfish includes crustaceans like shrimp, crab, and lobster, as well as mollusks like clams, mussels, and oysters. Shellfish can be found in seafood dishes, sushi, and some sauces. Examples of specific ingredients that contain shellfish include shrimp paste, crab meat, and oyster sauce.