All of the following are common allergens except:

Rice is not typically classified as one of the common allergens. The list of common food allergens is primarily made up of eight food items, often referred to as the "Big Eight." These include milk, eggs, peanuts, tree nuts, fish, shellfish, soy, and wheat. While rice can cause allergies in some individuals, it is less commonly recognized as a major allergen compared to the others listed in the question.

Milk, eggs, and peanuts are all well-documented allergens with a history of causing allergic reactions in a significant portion of the population. Understanding the different classifications of allergens is crucial for food safety, particularly for those in roles within food service where they may have to accommodate guests with food allergies.