A granular washing, cleaning or treatment agent additive, comprising 5 to 90 wt % of a particulate carrier material having an oil absorption capacity of at least 100 ml/100 g and 10 to 80 wt % of capsules in which one or more beneficial agents are enclosed, can be produced in that the particulate carrier material is fluidized, a pourable capsule preparation is applied to the carrier material, and the mixture thus obtained is granulated.