Which of the Following Has the Highest Amount of Energy

Question

Which of the following has the highest amount of energy per gram?
A) Carbohydrate
B) Protein
C) Fats
D) Vitamins

Accepted Answer

Fats have the highest energy content per gram, providing about 9 calories per gram, compared to carbohydrates and proteins, which provide about 4 calories per gram. Vitamins do not provide energy.