How Many Calories & Carbohydrates Are There in Sugar?

Sugar is found in a variety of foods, some of which you may not have even considered. Found in everything from breakfast cereal to bread, refined sugar can add a lot of calories and carbohydrates into your diet if you aren't careful.

Sugar cubes in bowl

Calories

Refined, granulated sugar contains 16 calories per teaspoon.

Carbohydrates

Refined sugar is composed entirely of carbohydrates. One teaspoon, or 4.2 grams of sugar, contains 4.2 grams of carbohydrates.

Brown Sugar

Brown sugar is slightly more diet-friendly than white sugar. At 11 calories per teaspoon, brown sugar contains 2.9 grams of carbohydrates.