Ale-8-One, Diet Ale-8 and Caffeine Free Diet Ale-8 do not contain any of the eight major food allergens: milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat or soybeans.   The ingredient listing natural and artificial flavors which make up the secret formula for Ale-8-One, contain flavor combinations, oils, and extracts that have been purchased by Ale-8-One Bottling Company.   With regard to flavorings, both artificial, and natural, the process for refining should destroy allergen proteins if present prior to processing.