 Later, Liebfrauenmilch was used as a name for a semi-sweet wine style produced in several German regions, and became responsible for much of the erosion of the German wines' reputation on the export market.The most famous Liebfraumilch brand, until they changed their classification, was Blue Nun which was created in 1921.Today, no quality-oriented top producer in Rheinhessen would dare to produce a Liebfrauenmilch for fear of losing their reputation .