Where is the largest amount of food energy comes from?

The largest amount of food energy comes from carbohydrates, which are found in foods like grains, fruits, and vegetables. Among these, staple crops such as rice, wheat, and corn contribute significantly to global caloric intake. Additionally, fats and oils provide a dense source of energy, offering more calories per gram than carbohydrates or proteins. Together, these macronutrients form the foundation of most diets worldwide.