MetabolismKetone Bodies/ KEE-tohn BOD-eez /Fuel molecules (BHB, acetoacetate, and acetone) the liver makes from fat when carbohydrate is scarce. Related Terms Adipose TissueMETABOLISM Basal Metabolic Rate (BMR)METABOLISM Beta-Hydroxybutyrate (BHB)METABOLISM CatabolismMETABOLISM