Carbohydrates - a basic nutrient that must be obtained from food. The main role of carbohydrates in the body is to provide energy and regeneration. It is often difficult to plan meals in order to provide enough carbohydrates, which is why it is worth reaching for supplements that have this macronutrient in their composition. It is good to use them in training sessions that is why athletes often reach for them during long-term efforts to give themselves an extra boost of energy.