Blueberry powder is blueberries that are processed into powder form, which is otherwise known as dehydration or dried. There are several ways this can be done. Each process is critical to understand because, during the drying process, nutrients can be reduced, damaged, or lost. Hot Air Drying Ramírez, A.; Delahaye, E.P. Propiedades funcionales de harinas altas en fibra dietética obtenidas de piña, guayaba y guanábana. Asoc. Intercienc. 2009, 34, 293–298. [ Google Scholar]

Blueberries are among the most nutrient-dense berries. A 1-cup (148-gram) serving of blueberries contains ( 3):Cai, Y.Z.; Corke, H. Production and properties of spray-dried Amaranthus betacyanin pigments. J. Food Sci. 2000, 65, 1248–1252. [ Google Scholar] [ CrossRef]

Kethireddipalli, P.; Hung, Y.C.; Mcwatters, K.H.; Phillips, R.D. Effect of Milling Method (Wet and Dry) on the Functional Properties of Cowpea (Vigna unguiculata) Pastes and End Product (Akara) Quality. J. Food Sci. 2002, 67, 48–52. [ Google Scholar] [ CrossRef] Khanal, R.C.; Howard, L.R.; Brownmiller, C.R.; Prior, R.L. Influence of extrusion processing on procyanidin composition and total anthocyanin contents of blueberry pomace. J. Food Sci. 2009, 74, 52–58. [ Google Scholar] [ CrossRef] According to several studies, they can also help with cardiovascular disease and dementia. The anthocyanins, and other nutrients in powdered blueberries, neutralize toxins.Amaya-Cruz, D.M.; Rodríguez-González, S.; Pérez-Ramírez, I.F.; Loarca-Piña, G.; Amaya-Llano, S.; Gallegos-Corona, M.A.; Reynoso-Camacho, R. Juice by-products as a source of dietary fibre and antioxidants and their effect on hepatic steatosis. J. Funct. Foods 2015, 17, 93–102. [ Google Scholar] [ CrossRef] Yasumatsu, K.; Sawada, K.; Moritaka, S.; Misaki, M.; Toda, J.; Wada, T.; Ishii, K. Whipping and Emulsifying Properties of Soybean Products. Agric. Biol. Chem. 1973, 36, 719–727. [ Google Scholar] [ CrossRef]