The brain uses glucose and ketone bodies for energy. Adipose tissue uses fatty acids and glucose for energy. The liver primarily uses fatty acid oxidation for energy. Muscle cells use fatty acids ...

Indeed, although the oxidation pathways of fatty acids, amino acids ... In prolonged fasting, however, ketone bodies released in the blood by liver cells as part of the continual metabolization ...

The liver then converts these fats into ketone bodies, which enter the ... as well was also an impaired glucose oxidation rate coupled with an increase in fatty acid oxidation.