Co-precipitates of a water insoluble food ingredient material and a hydrophilic polymer, and edible aqueous microdispersions of such co-precipitates are provided. The water insoluble food ingredient material may include rebaudioside D and the hydrophilic polymer may include carboxymethyl cellulose. Methods of making co-precipitates of a water insoluble food ingredient material and a hydrophilic polymer are provided.