The `` Reinheitsgebot '' is no longer part of German law : it was replaced by the Provisional German Beer Law in 1993 , which allows constituent components prohibited in the `` Reinheitsgebot '' , such as yeast , wheat malt and cane sugar , but which no longer allows unmalted barley .
The Reinheitsgebot is no longer part of German law . It has been replaced by the Provisional German Beer Law , which allows things prohibited in the `` Reinheitsgebot '' , such as wheat malt and cane sugar , but which no longer allows unmalted barley .