Carbs in Japanese Sweet Potato (baked, medium)

How many carbs are in japanese sweet potato (baked, medium)?

Japanese Sweet Potato (baked, medium) has 20.7g net carbs per 100g — 23.8g total carbs minus 3.1g fiber — plus 1.5g protein, 0g fat, and 100 calories. 1 medium potato (130g) works out to about 26.9g net carbs and 130 calories. That makes japanese sweet potato (baked, medium) high in net carbs and about average for the typical vegetable, which averages about 19.0g net carbs per 100g. At this carb count, japanese sweet potato (baked, medium) is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.

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Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Japanese Sweet Potato (baked, medium)
20.7g
Net carbs
23.8g
Total carbs
3.1g
Fiber
1.5g
Protein
0g
Fat
100
Calories

Values per 100 g.

Carbs by serving size

ServingNet carbsTotal carbsCalories
1 medium potato26.9g30.9g130
100 g (3.5 oz)20.7g23.8g100
1 oz (28 g)5.8g6.7g28

How many calories are in japanese sweet potato (baked, medium)?

Japanese Sweet Potato (baked, medium) has 100 calories per 100g. 1 medium potato (130g) has about 130 calories. That's alongside 1.5g protein, 0g fat, and 20.7g net carbs per 100g.

Nutrition facts

NutrientAmount (per 100 g)
Calories100
Total carbs23.8g
Net carbs20.7g
Fiber3.1g
Sugar6.9g
Sugar alcohols0g
Protein1.5g
Fat0g
Sodium42mg
Potassium365mg

Source: Manufacturer-reported values (vegetables). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.

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Frequently asked questions

How many carbs are in japanese sweet potato (baked, medium)?
Japanese Sweet Potato (baked, medium) has 23.8g of total carbs and 20.7g of net carbs per 100 grams.
How many net carbs are in japanese sweet potato (baked, medium)?
Japanese Sweet Potato (baked, medium) has 20.7g of net carbs per 100 grams (total carbs 23.8g minus 3.1g fiber).
Is japanese sweet potato (baked, medium) keto-friendly?
Japanese Sweet Potato (baked, medium) has 20.7g net carbs per 100g, which is high for keto. Enjoy it in small portions or save it for higher-carb days.
How many calories are in japanese sweet potato (baked, medium)?
Japanese Sweet Potato (baked, medium) has 100 calories per 100 grams.
How many carbs are in 1 medium potato?
1 medium potato (130g) has about 26.9g net carbs, 30.9g total carbs, and 130 calories.

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