| name | image | Fermentation | type | Alcohol percentage (%) | Bitterness level (EBU) | date start | brewery | color | place of origin | ingredient | taste |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Gerardus Wittems Kloosterbier Blond | High | Lager | 7 | 2003 | Gulpener | Netherlands | |||||
| Gerardus Wittems Kloosterbier Dubbel | High | Trapist beer | 7 | 2000 | Gulpener | Netherlands | |||||
| Gulpener Biologisch Ur-Amber |  | High | Ale | 5 | 2012 | Gulpener | Netherlands | caramel with honingtones | |||
| Gulpener Biologisch Ur-Pilsner |  | Other | Lager | 5 | 1999 | Gulpener | Netherlands | ||||
| Gulpener Biologisch Ur-Weizen |  | High | Malt/wheat beer | 5 | 2011 | Gulpener | Netherlands |