5 Nutraceuticals for use as a dietary supplement; nutraceuticals containing exosomes for use as a dietary supplement; nutraceuticals containing exosomes for use as an ingredient in the manufacture of dietary supplements, beverages, food products, and food supplements; drug delivery agents consisting of compounds that facilitate delivery of a wide range of pharmaceuticals; drug delivery systems in the nature of exosomes; exosomes for medical purposes; exosomes for therapeutic purposes; biological preparations comprising exosomes