A method for improving the chalky-off taste and/or the homogeneity of a solid, active component in a food product by incorporating in the food product an effective amount, preferably 1 to 70 wt % on food product, of a structured particulate system comprising one or more active components in a matrix in a weight ratio of 1:99 to 99:1 and wherein the mean weight diameter of the particles of the structured particulate system ranges from 25 to 500 microns.