Allergens must be specified using the attributes T4078 Allergen type code, T4079 Level of containment and T4088 Ingredient statement.
The user group for Food and Beverage information recommends that allergens are marked with uppercase in T4088 Ingredient statement.
Example: The allergen milk is specified in bold or italic letters in the ingredient statement on the package. In T4088 Ingredient statement, the allergen MILK is specified in uppercase.