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Sweet potato nutrition facts

One cup, cubes (133 g) of sweet potato has 114 calories, with 2.1 g protein, 26.7 g carbohydrate, 0.1 g fat, and is a notable source of vitamin a and copper.

Key nutrition

Nutrition in 1 cup, cubes of sweet potato and per 100 g
Nutrient1 cup, cubes (133 g)Per 100 g% Daily Value
Calories114 kcal86 kcal—
Protein2.1 g1.6 g4%
Carbohydrate27 g20 g10%
Fibre4 g3 g14%
Sugars5.6 g4.2 g—
Fat0.07 g0.05 g0%
Saturated fat0.02 g0.02 g0%
Sodium73 mg55 mg3%
Potassium448 mg337 mg10%
Calcium40 mg30 mg3%
Iron0.81 mg0.61 mg5%
Vitamin C3.2 mg2.4 mg4%

Values are from the USDA FoodData Central database. The tool above shows every vitamin, mineral, fat and amino acid, and any portion you like.

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Frequently asked questions

How many calories are in sweet potato?
One cup, cubes (133 g) of sweet potato has about 114 calories. Per 100 g that is 86 calories. The figures are from the USDA FoodData Central database (lab-measured values).
How much protein is in sweet potato?
One cup, cubes (133 g) has 2.1 g of protein (1.6 g per 100 g). It is not a significant source of protein.
How many carbs are in sweet potato?
One cup, cubes (133 g) has 26.7 g of carbohydrate, of which 4 g is fibre and 5.6 g is sugars.
What vitamins and minerals does sweet potato contain?
Per cup, cubes (133 g), the most notable are vitamin a (105% of the Daily Value), copper (22% of the Daily Value), pantothenic acid (b5) (21% of the Daily Value), vitamin b6 (16% of the Daily Value). The tool above lists every vitamin and mineral the USDA measured, at any portion size.
Where do these sweet potato nutrition numbers come from?
They come from the USDA FoodData Central database (SR Legacy), which is public domain, scaled to the portion shown. Brands and recipes vary, so treat them as typical values. Nothing you look up here is sent to a server.

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