A human body enjoys ketones. Glucose is a fuel source for the human body, but ketones is even better.

If the human body preferred to run on ketones then it would run on them all the time, not have the liver only manufacture them when it runs out of glucose. Ketones are the emergency fuel.

A human body enjoys ketones. Glucose is a fuel source for the human body, but ketones is even better.

The body preferred to run on ketones then it would run on them all the time, not only manufacture them when it runs out of glucose. Ketones are the emergency fuel.