How much carbohydrate is in 1 teaspoon of white sugar?
4 grams of carbohydrate in 1 teaspoon
| Portion | Carbohydrate |
|---|---|
| 1 cup | 187 grams of carbohydrate in 1 cup |
| 100 g | 100 grams of carbohydrate in 100 g |
Where these numbers come from
USDA FoodData Central, Foundation Foods, record 746784. The source describes it as: Sugars, granulated.
U.S. Department of Agriculture, Agricultural Research Service, Beltsville Human Nutrition Research Center. FoodData Central. [Internet]. [cited 11 October 2026]. Available from https://fdc.nal.usda.gov/. Releases used: Foundation Foods, April 2026; SR Legacy, April 2018; Survey Foods (FNDDS 2021-2023), October 2024.
Data built on 11 October 2026 (data-2026-10-11).