Abstract: A dispenser cartridge (1) for a drinking-water dispensing system (2), by means of which at least partially carbonated drinking water can be discharged from an outlet element (3) of the drinking-water dispensing system (2), wherein the dispenser cartridge (1) is provided and set up for introducing a dispenser substance (4) into the drinking water, wherein the dispensing cartridge (1) comprises a mount (5) for an exchangeable dispensing capsule (6) comprising the dispenser substance (4), wherein the dispensing capsule (6) can be held in the mount (5) in such a manner that at least a part of the drinking water flows through or around at least a part of the dispensing capsule (6), and wherein the dispensing cartridge (1) is set up in such a manner that it can be detachably installed in the outlet element (3) of the drinking-water dispensing system (2).