Which of these is classified as a micronutrient?

The micronutrients are vitamins and minerals. Therefore, both vitamins and minerals are classified as micronutrients.

Micronutrients are essential nutrients that are required in small quantities by the body for proper functioning. They include vitamins and minerals. Out of the options you provided, vitamins and minerals are classified as micronutrients.

To determine which of the given options is classified as a micronutrient, we need to understand what a micronutrient is. Micronutrients are essential nutrients required in small quantities by the body to support various physiological functions. They include vitamins and minerals.

Now, we can examine each of the options to identify which one fits the definition of a micronutrient:

1. Carbohydrates: Carbohydrates are macronutrients, not micronutrients. They are the primary source of energy for the body and are required in larger quantities compared to micronutrients.

2. Vitamin C: Vitamin C is classified as a micronutrient. It is an essential vitamin that acts as an antioxidant and plays a crucial role in collagen formation, immune function, and other physiological processes.

3. Fiber: Fiber is a type of carbohydrate classified as a dietary component. It is not considered a micronutrient, as it is not required for basic physiological functions.

4. Protein: Proteins are macronutrients, not micronutrients. They are essential for building and repairing tissues, supporting growth, and various other physiological functions.

Based on the above analysis, the option "Vitamin C" is classified as a micronutrient.