Did you know that the beer you are drinking might not be vegan or even vegetarian? Many breweries filter their products with gelatin and isinglass finings, a substance derived from the dried out swim bladders of fish. Rest assured though, there are a great deal of brews that are vegetarian and even vegan friendly. Download our mobile vegan/vegetarian beer guide, VeggieBrews, to find out which brews are safe for you to drink and which arent. Never again mistakenly drink fish guts!