Supplying energy for normal bodily functions and levels of physical activity is the main purpose of carbohydrates. Four calories of energy is supplied by a gram of carbohydrates. Carbohydrates supply the body with energy so that proteins don't. When carbohydrates are combined with protein various compounds in the body form.
Starches and sugars are the major carbohydrates. Starches and sugars are represented by a variety of foods such as honey, flour, beet, fruit sugar, rice, and potatoes. Carbohydrate intake should supply over half a persons daily calories. …
