The Biggest Loser Germany started in 2009 on ProSieben. The following seasons switched channels inside the ProSiebenSat.1 network, season two airing on kabel eins and seasons three and four on Sat.1.
2004
2022
2015
2018
1992
2021
1986
2023
1981
1985
1990
2011
2001
2020