I vaguely recall reading that the stomach has receptors to get a rough idea of what nutrients food contains. Aaah, here we go: https://en.wikipedia.org/wiki/St

I vaguely recall reading that the stomach has receptors to get a rough idea of what nutrients food contains. Aaah, here we go: https://en.wikipedia.org/wiki/Stomach#Stomach_as_nutrition_sensor https://en.wikipedia.org/wiki/Stomach#Stomach_as_nutrition_s...