A beverage dispenser and/or beverage machine, comprising a beverage supplementation device , adapted to supplement a beverage flowing from a beverage source to a beverage sink with a plurality of supplementation fluids, comprising: - a plurality of beverage conduits , wherein each beverage conduit comprises a beverage inlet that is adapted to be coupled to the same beverage source supplying beverage to be supplemented, and wherein each beverage conduit comprises an outlet ; and - at least two supplementation conduits , wherein each supplementation conduit has a supplementation inlet adapted to be coupled to a supplementation source providing at least one supplementation fluid, wherein each supplementation conduit is coupled with a different supplementation source and wherein each supplementation conduit comprises an outlet ; - wherein the outlet of each supplementation conduit is connected to a different beverage conduit ; and - wherein the outlets of the beverage conduits are coupled with the same beverage sink, further comprising a controller adapted to control at least a first dosing device and a second dosing device , wherein the outlet of the first dosing device is coupled to an inlet of a first supplementation conduit , wherein the outlet of the second dosing device is coupled to an inlet of a second supplementation conduit and wherein the outlet of the second supplementation conduit is located downstream of the outlet of the first supplementation conduit with the same beverage conduit , wherein the controller controls a first dosing device and a second dosing device such that the supplementation fluid supplied by the first dosing device does not react with the supplementation fluid supplied by the second dosing device , wherein the controller is adapted to stop the second dosing device before the supplementation fluid fed by the first dosing device by the outlet of the first supplementation conduit into the beverage conduit is transported by the flow of the beverage in the beverage conduit to the outlet of the second supplementation conduit . - a plurality of beverage conduits , wherein each beverage conduit comprises a beverage inlet that is adapted to be coupled to the same beverage source supplying beverage to be supplemented, and wherein each beverage conduit comprises an outlet ; and - at least two supplementation conduits , wherein each supplementation conduit has a supplementation inlet adapted to be coupled to a supplementation source providing at least one supplementation fluid, wherein each supplementation conduit is coupled with a different supplementation source and wherein each supplementation conduit comprises an outlet ; - wherein the outlet of each supplementation conduit is connected to a different beverage conduit ; and - wherein the outlets of the beverage conduits are coupled with the same beverage sink, further comprising a controller adapted to control at least a first dosing device and a second dosing device , wherein the outlet of the first dosing device is coupled to an inlet of a first supplementation conduit , wherein the outlet of the second dosing device is coupled to an inlet of a second supplementation conduit and wherein the outlet of the second supplementation conduit is located downstream of the outlet of the first supplementation conduit with the same beverage conduit , wherein the controller controls a first dosing device and a second dosing device such that the supplementation fluid supplied by the first dosing device does not react with the supplementation fluid supplied by the second dosing device , wherein the controller is adapted to stop the second dosing device before the supplementation fluid fed by the first dosing device by the outlet of the first supplementation conduit into the beverage conduit is transported by the flow of the beverage in the beverage conduit to the outlet of the second supplementation conduit . <EOS>