**Acknowledgements**

We like to thank João Carlos Laforga Messas from Apidouro Comercial Importadora e Exportadora (Bebedouro, SP, Brazil), Nivia Alcici from Essenciale Propolis Company (Minas Gerais, Brazil), Tomohiko IE (Felipe) from Apis Brasil Company (Pindamonhangaba, SP, Brazil) for sending regulatory documentation of honey of several countries, Prof. Gustavo Goldman (FCFRP/USP) for microscopy facility, for the donators of the images and samples and also to the Brazilian Association of Honey Exporter, ABEMEL, Suelen Palma and Mr. Agenor Castagna for administrative assistance and financial resources for the publication of this chapter, respectively.
