What is claimed is:
1. A double-layered particle comprising:
a. a core layer formed of zein protein, in which the active agent curcumin and/or its derivatives are encapsulated, andb. an outer shell layer formed of chitosan and/or its derivatives, in which the active agent piperine is encapsulated, and which is coated over said core layer.
THE RELATED ART
The invention relates to the preparation of multi-layered nano/micro particles with high added value comprising curcuma extract and piperine by using electrospray/coating method and to the application thereof to supplemental food nano-formulations.