Macronutrients .a. include carbohydrates and vitamins;b. should make up a small percentage of a healthful diet;c. are essential in minute amounts to help enzymes function;d. include carbohydrates, fats, and proteins;e. are synthesized by cells and not necessary to obtain from the diet

Verified step by step guidance

1. Identify the definition of macronutrients in the context of nutrition.
2. Understand that macronutrients are nutrients required in large amounts for energy and growth.
3. Recognize that macronutrients include carbohydrates, fats, and proteins, which are essential for the body's energy needs.
4. Eliminate options that do not align with the definition of macronutrients, such as those involving vitamins or small dietary percentages.
5. Select the option that correctly lists carbohydrates, fats, and proteins as macronutrients.

Key Concepts

Macronutrients

Macronutrients are the nutrients required by the body in large amounts to provide energy and support bodily functions. They primarily include carbohydrates, proteins, and fats, which are essential for growth, metabolism, and overall health. Unlike micronutrients, which are needed in smaller quantities, macronutrients are the main components of our diet.

Role of Macronutrients in Diet

Macronutrients should constitute a significant portion of a balanced diet, typically around 45-65% of total daily calories. Each macronutrient plays a unique role: carbohydrates provide energy, proteins are vital for tissue repair and growth, and fats support cell structure and hormone production. Understanding their roles helps in making informed dietary choices.

Essential Nutrients

Essential nutrients are substances that the body cannot synthesize on its own and must be obtained through diet. While macronutrients are essential for energy and bodily functions, they must be consumed in appropriate amounts to maintain health. This contrasts with non-essential nutrients, which the body can produce as needed.