Which nutrient is the best source of quick energy?

Carbohydrates are the best source of quick energy because they are the primary fuel source for the body, especially during high-intensity activities. When consumed, carbohydrates are broken down into glucose, which can be readily used by the body's cells to produce energy. This rapid conversion makes carbohydrates ideal for providing immediate energy boost, which is particularly important for athletes or anyone engaging in physical activities.

In contrast, fats serve as a longer-term energy reserve, while proteins are primarily used for tissue repair and growth rather than as a quick energy source. Vitamins, although essential for numerous biochemical processes, do not provide energy in the form of calories. Thus, carbohydrates stand out as the nutrient that provides the most accessible energy in a short amount of time.