Macronutrient
Dietary nutrients that supply energy: fats, carbohydrates, and proteins.
Nutrients consumed in gram quantities that provide energy (kcal): carbohydrate (4 kcal/g), protein (4 kcal/g), fat (9 kcal/g), and alcohol (7 kcal/g).
How one textbook covers it
Advanced Nutrition and Human Metabolism, 8th ed. (Gropper) — Glossary
Nutrients consumed in gram quantities that provide energy (kcal): carbohydrate (4 kcal/g), protein (4 kcal/g), fat (9 kcal/g), and alcohol (7 kcal/g).
Related terms
Acceptable Macronutrient Distribution Range