________ contributes about half of the added sugars in the U.S. food supply and accounts for about 10 percent of the average energy intake in the United States.

Fructose

_________ is a polysaccharide, but not a dietary source of carbohydrate. 

glycogen

_________ is the most abundant mineral in the body. 

Calcium

_________ is the sweetest of the sugars. 

fructose

__________ are living microorganisms that change the conditions and native bacterial colonies in the GI tract in ways that seem to benefit health. 

probiotics

______________ are compounds produced during the incomplete breakdown of fat when glucose is not available. These compounds can be used to provide fuel for brain cells during a fast. 

Ketone bodies