Hyperpalatable means something is loaded with fat, sugar, and salt so as to be irresistibly appealing. Hyperpalatable foods are a suspected culprit in overeating and the obesity epidemic. Coined from the prefix hyper-, "excessive" or "beyond"; and palatable, "pleasing to the sense of taste." Also spelled hyper-palatable.
Hyperpalatable means, basically, it tastes really good. Like really, really good. Meaning you don't recoil from its flavor, texture, or scent.