(57) A laundry additive product comprising a solid laundry additive composition containing discrete agglomerated particles of storage sensitive detergency additive dispersed in a matrix of organic materials having a melting completion temperature of less than 85°C, the additive composition being in water-releasable combination with a unitary, water-insoluble carrier. A preferred storage-sensitive additive is a detergency enzyme. The compositions have improved storage-stability, dust control, reproducibility and convenience of use.