Beers or chemical beverages?

http://banoosh.com/blog/2014/04/03/8-beers-stop-drinking-immediately/

We need labels with all the ingredients of industrial foods.

We also need labels with the different treatments for non-industrial foods.
German beers producers stick to a law of purity. Time to extend this agreement to other countries like US? The power of consumers is huge but they don't use it...