Germany's Purity Law of 1516 states that German beer must contain only water, hops & this germinated grain
The 1516 Reinheitsgebot simply stipulated that only barley, hops, and 
water may... [DOC] [TLE] Brewed According To the Reinheitsgebot - Kansas City Bier Company [PAR] The Reinheitsgebot (Purity Law) enacted in Bavaria in 1516 restricted the ... 
known consumer protection law still enforced in Germany and probably the World
.