INS and type 1 diabetes mellitus: Indeed, in humans, the MCT ketogenic diet has been shown to have diverse positive effects on brain function, such as increased alertness, better cognitive functioning, and improved behaviour, not only in epilepsy patients (Kinsman et al., 1992; Pulsifer et al., 2001) but also in patients with type 1 diabetes given an insulin infusion (Page et al., 2009).