New Food Allergy labeling laws were announced in Canada today. Labels on food will now include ingredients derived from gluten sources, sulphites and "other allergens". Beer and wine are left out of the labeling requirements for now after hard lobbying from the beer industry. But indicators show that alcohol might be in our allergen-labeling future.
http://www.cbc.ca/news/pointofview/2011/02/food-allergies-do-you-have-any.html