Energy in Food
Energy in carbohydrates, fats and proteins.
The specific energy content in carbohydrates, fats and proteins in food:
Food | Specific Energy | ||
---|---|---|---|
(MJ/kg) | (kcal/g) | (Btu/lb) | |
Carbohydrates | 17 | 4 | 7300 |
Fats | 39 | 9 | 16800 |
Proteins | 17 | 4 | 7300 |