INS and metabolic syndrome: Several studies have described a nutritional dependence of MetS features such as hypertriglyceridaemia and other lipid traits (primarily low-density lipoprotein, LDL), and insulin secretion (Lofgren et al., 2005; Volek and Feinman, 2005; Volek et al., 2005; Forsythe et al., 2008).