“…Many ingredients are recovered from waste, such as -glucan from oat mill waste (originated from rolled oat grains) (Patsioura et al, 2011); proteins and peptides from blue shark skin (Rodríguez-Díaz et al, 2011); polysaccharides from pomegranate peel (Zhu and Liu, 2013); pectin oligosaccharides and d-limonene from citrus peel (Gómez et al, 2014;Lopresto et al, 2014); polyphenols, glucose, fructose, and sucrose from artichoke wastewater (Conidi et al, 2014); protein and polyphenols from olive kernels (Roselló-Soto et al, 2015), and other.…”