Which of the following are considered macronutrients?

Macronutrients are the nutrients that provide the body with energy and are required in larger amounts compared to other nutrients. The primary macronutrients are carbohydrates, fats, and proteins. Each of these plays a critical role in the body's functioning:

• Carbohydrates serve as the main energy source, especially for the brain and muscles during physical activity.

• Fats provide a concentrated source of energy and are necessary for the absorption of fat-soluble vitamins (A, D, E, K).

• Proteins are crucial for building and repairing tissues, making enzymes and hormones, and supporting immune function.

Water is essential for life but is not classified as a macronutrient in the same context; however, it plays a vital role in various bodily functions, including temperature regulation and transporting nutrients. The focus on carbohydrates, fats, and proteins highlights their importance in nutrition and energy production.

Vitamins and minerals, while essential for health, are classified as micronutrients because they are needed in smaller amounts. Fiber is often discussed in relation to carbohydrates but is not a macronutrient on its own—it is a type of carbohydrate that contributes to digestive health. Oxygen, while critical for human survival, does not qualify as a macronutrient.