Which macronutrient provides the most energy per gram?
Fats are the macronutrient that provides the most energy per gram, offering significantly more calories than carbohydrates or proteins.
Macronutrients
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Which macronutrient is the primary source of immediate energy for the body?
Carbohydrates are the primary macronutrient the body uses for immediate energy, quickly breaking them down into glucose to fuel all bodily functions, especially the brain and muscles.
What is the primary role of macronutrients in the human body?
Macronutrients—carbohydrates, proteins, and fats—are essential organic compounds that provide the human body with energy, structural components, and regulatory elements vital for growth, maintenance, and all physiological functions.