And there is no such thing as a ketogenic diet because your brain needs 100's of carbs to run on
The only human cells which NEED glucose (or fructose or galactose) are those which lack (functional) mitochondria.
These comprise such a small proportion of the human body that their needs can easily be met via GNG.
There simply isn't a requirement for any dietary sugars. (Not even for lactating women.)
The usual metabolic process of glucose is glycolysis which produces pyruvate. Which Is a ketone...
Neurons actually appear to prefer lactate, though.
Isn't knowlage of biology a requirement for a "health professional"?