Sweet Potato Nutrition Facts

Complete sweet potato nutrition breakdown with 86 kcal per 100g, glycemic index, and diet compatibility.

Written by Victura Nutrition TeamReviewed by Victura Editorial ReviewLast updated Jul 19, 2026

86

Calories

1.6g

Protein

20.1g

Carbs

Generally yes

Is it healthy?

per 100g · per panel values

Track this food in Victura

Quick answer

A medium sweet potato contains around 98 calories, while 100g contains about 86 calories. Per 100g you get about 20.12g carbs and 1.57g protein. Glycemic index is around 54.

Sweet Potato is a whole food with approximately 86 calories per 100g, tracked in Victura for macro-aware meal logging.

Calories (medium sweet potato)
98 kcal
Calories (100g)
86 kcal
Carbs (100g)
20.12g
Protein (100g)
1.57g
Serving reference
114g · medium sweet potato
Glycemic index
54
Sweet Potato food photo
Sweet Potato — real food photo
Sweet Potato portion size visual
Portion size
Sweet Potato calories and macros infographic
Calories & macros

Serving calculator

How much did you eat or drinkSweet Potato?

86

Calories

1.6g

Protein

20.1g

Carbs

0.1g

Fat

Nutrition facts

per 100g · Source: USDA FoodData Central (seeded Phase 0)

86 kcal

Calories

Protein1.6g
Carbohydrates20.1g
Fat0.1g
Fiber3.0g
Sugar4.2g
Glycemic index54medium

Vitamins

  • Vitamin A: 709mcg RAE

Minerals

  • Potassium: 337mg

Scientific explanation

Research-backed

Sweet Potato provides approximately 86 kcal per 100g with 1.6g protein, 20.1g carbohydrates, and 0.1g fat. Dietary fiber is 3.0g per 100g. The glycemic index is estimated at 54 (medium), meaning glucose rises at a moderate rate after consumption. Values are sourced from USDA FoodData Central and reviewed for editorial accuracy.

Community insights

Community insight

Among Victura meal logs, sweet potato appears frequently as a portable snack and smoothie ingredient. Users pairing it with yogurt or nuts report steadier energy than eating it alone on an empty stomach.

Pros

  • Sweet Potato is a whole food with measurable macro nutrients

Cons

  • Portion size still matters for calorie goals

Best time to eat

Pair with protein and fiber for balanced meals.

Good windows

  • With main meals

Consider avoiding

  • Very large portions without activity

Diet compatibility

Weight loss

Friendly

At 86 kcal and 3.0g fiber per 100g, this food fits calorie-conscious plans.

Keto

Use caution

Net carbs ~17.1g per 100g - too high-carb for standard keto.

Diabetic friendly

Friendly

GI 54 with 4.2g sugar - generally blood-sugar friendly in moderation.

Frequently asked questions

Yes — a sweet potato is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 54.

People also ask

  • Is a sweet potato healthy?

    Yes — a sweet potato is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 54.

  • Can I eat a sweet potato every day?

    Most people can include a sweet potato daily as part of a balanced diet, as long as total calories and carbs fit their plan.

  • Are sweet potatoes good for weight loss?

    At 86 kcal and 3.0g fiber per 100g, this food fits calorie-conscious plans.

  • How many calories are in a sweet potato?

    A typical medium serving of sweet potato has about 86 calories, while 100g contains about 86 calories (USDA reference).

  • Are sweet potatoes good before a workout?

    Sweet potatoes can work before activity when you want easy carbs; pair a sweet potato with protein if your session is long.

  • Are sweet potatoes high in sugar?

    Sweet potatoes contain about 4.2g sugar per 100g — mostly natural sugars when whole.

  • Are Sweet Potatos good for weight loss?

    At 86 kcal and 3.0g fiber per 100g, this food fits calorie-conscious plans.

  • Are Sweet Potatos good before a workout?

    Sweet potatos can work before activity when you want easy carbs; pair a sweet potato with protein if your session is long.

  • Are Sweet Potatos high in sugar?

    Sweet potatos contain about 4.2g sugar per 100g — mostly natural sugars when whole.

  • Is sweet potato good for weight loss?

    At 86 kcal and 3.0g fiber per 100g, this food fits calorie-conscious plans.

  • Is sweet potato keto-friendly?

    Net carbs ~17.1g per 100g - too high-carb for standard keto.

  • What is the glycemic index of sweet potato?

    Estimated GI is 54. Pair with protein or fat to blunt glucose response.

How we review this guide

Written by
Victura Nutrition Team
Reviewed by
Victura Editorial Review
Reference sources
4
Last updated
Jul 19, 2026

Revision & correction policy

References

  1. USDA FoodData Central(usda)
  2. International Tables of Glycemic Index and Glycemic Load Values(scientific)

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