What is the characteristic of micronutrients?

Micronutrients are essential nutrients that the body needs in smaller quantities compared to macronutrients like carbohydrates, proteins, and fats. They include vitamins and minerals, which play critical roles in various biochemical processes that are vital for maintaining health and supporting metabolic functions.

The characteristic of being required in smaller quantities is crucial because even without large amounts, these micronutrients significantly contribute to enzyme function, immune response, and overall metabolic processes. For example, a deficiency in a specific vitamin or mineral can lead to various health issues, even when consumed in only minimal quantities. Understanding this distinction helps highlight the importance of a balanced diet that includes a variety of foods rich in these essential nutrients.

In contrast, the other options do not correctly describe the nature of micronutrients. They are essential for metabolism, do not solely contribute to energy production, and are not required in large amounts. Recognizing the unique role of micronutrients helps in appreciating their significance in overall health and nutrition.