You Are on a Diet and Eating Less Than 50

You are on a diet and eating less than 50 grams of carbohydrate per day. The claim made in the diet educational materials is that carbohydrate is the main culprit in being overweight, so it must be restricted. Which of the following will happen as a result of this low carbohydrate diet?

A) Proteins in muscles, heart, and other vital organs will be broken down into amino acids to make needed glucose, over time weakening the muscles and organs.
B) Fat will be broken down and used as the exclusive fuel, leading to considerable fat loss and little health risk.
C) Ketones will be produced from partial protein metabolism to be used for energy.
D) Fat will be broken down and converted to glucose that will be used as the primary energy source.