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Sweet Potato

Root Vegetable

Sweet Potato

A nutrient-dense root vegetable high in vitamin A and fiber, serving as a healthier complex carbohydrate alternative to white potatoes.

A starchy, sweet-tasting root vegetable recognized by its vibrant orange flesh, though varieties range from white to purple. It is a staple carbohydrate source globally, prized for its high beta-carotene content and versatility in both savory and sweet dishes.

fiber-rich complex carbohydrate source

Typical serving · 130g

Common varieties · Beauregard, Jewel, Garnet, Japanese (Satsumaimo), Hannah +1 more

78health

Overall context score across nutrition, safety, and diet fit

At a glance

Quick facts

Simple indicators based on nutrition, processing, and diet fit.

High fiberLow glycemicWeight lossDiabetes-friendlyGut health

The story

What makes it unique

Sweet potatoes are complex carbohydrates with a moderate digestion speed largely influenced by preparation method; boiling results in a lower glycemic index than baking. They provide moderate satiety due to fiber and water content. Their macronutrient profile is dominated by carbohydrates with minimal fat and protein. As a whole, unprocessed tuber, they retain their natural cellular structure and micronutrient density.

Varieties: Beauregard · Jewel · Garnet · Japanese (Satsumaimo) · Hannah · Stokes Purple

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Per 100g

Nutrition breakdown

Macro balance and key metrics at a glance.

Energy

86kcal

Density 0.86 kcal/g

Protein

1.6g

Carbs

20g

Fat

0.1g

Fiber

3g

Sugar

4.2 g

Sodium

55 mg

Potassium

337 mg

Glycemic index

50

Glycemic load

11

Water content

77%

Standout compounds

Nutrient highlights

  • Vitamin A (Beta-Carotene)

    high

    Essential for vision, immune function, and skin health.

  • Fiber

    moderate

    Promotes satiety, stabilizes blood sugar, and supports digestive health.

  • Potassium

    moderate

    Helps regulate blood pressure and fluid balance.

  • Vitamin C

    moderate

    Supports immune function and acts as an antioxidant.

Wellness map

Health scores & processing

Weight loss
75
Satiety
70
Blood sugar
65
Gut health
75
Heart health
75
Fitness
80
Processing
95

NOVA processing scale

1
Min
2
3
4
Ultra

minimally processed · Whole food

Whole, unprocessed root vegetable straight from the ground with no added ingredients when purchased raw.

Diet compatibility

  • Weight loss
  • Muscle gain
  • Diabetes
  • Gut health
  • Low carb
  • High protein
  • Heart health

Relative standing

Food rankings

Qualitative ranks compared to similar whole foods.

  • Satietygood
  • Blood sugargood
  • Nutrient densityexcellent
  • Fitness fuelgood
  • Processing qualityexcellent

Eat with confidence

Food safety profile

Generally very safe; the thick skin protects inner flesh from most contaminants and microbial growth.

85safety

Evidence confidence 85%

  • Pesticidesmoderate
  • Antibioticslow
  • Heavy metalslow
  • Contaminationlow

Watch for

  • soil residue
  • pesticide residue

Safer choices

Organic sweet potatoes to avoid soil-applied agricultural chemicals.

Prep tips

Scrub skin thoroughly under running water to remove soil and potential pesticide residue before cooking.

Conventional farming frequently uses herbicides and fungicides on root vegetables; choosing organic reduces exposure.

Deep dive

Health analysis

How this food may fit different goals and preparation choices.

  1. Weight loss

    Moderate calorie density and high fiber promote fullness, making them a solid carb choice for weight loss when portioned correctly.

  2. Blood sugar

    Boiling results in a lower glycemic impact than baking; pairing with protein or fat further stabilizes the blood sugar response.

  3. Fitness & energy

    Provides complex carbohydrates for sustained glycogen replenishment, ideal as a pre-workout fuel or post-workout recovery carb.

  4. Gut health

    Soluble and insoluble fiber support healthy bowel movements and feed beneficial gut bacteria.

  5. Processing quality

    A whole, unprocessed food with a clean nutritional profile when bought raw and cooked at home.

  6. Food safety

    Low risk of microbial contamination; primary concern is agricultural chemical residue on the skin.

  7. Common mistakes

    Deep-frying them as fries or loading them with brown sugar and marshmallows negates their natural health benefits.

  8. Best preparation

    Boiling or steaming retains the most vitamins and keeps the glycemic index lowest; baking increases sweetness and glycemic index slightly.

Practical guide

Best use cases

When and how this food fits real eating patterns.

  • Pre-workout carb loading

    Provides sustained energy from complex carbohydrates without causing a severe blood sugar crash during exercise.

  • Vitamin A deficiency prevention

    Just one medium sweet potato can provide well over 100% of the daily recommended intake of vitamin A.

  • Weight loss side dish

    A fiber-rich, lower-glycemic alternative to white rice or white potatoes that increases meal satiety.

  • Gut health maintenance

    The mix of soluble and insoluble fiber supports regular digestion and feeds beneficial gut microbiota.

Balance sheet

Pros & cons

Upsides

  • Excellent source of beta-carotene and vitamin A
  • Good source of dietary fiber for digestion
  • Lower glycemic index than white potatoes
  • Rich in antioxidants that reduce inflammation
  • Versatile and easy to prepare in various dishes

Trade-offs

  • Higher in carbohydrates than non-starchy vegetables
  • Baking significantly raises the glycemic index
  • Not suitable for strict low-carb or keto diets
  • Can cause digestive discomfort if consumed in excessive amounts

Fit check

Who is it for?

Great match

  • complex carb fueling
  • vitamin A deficiency prevention
  • moderate calorie weight loss diets
  • endurance athletes

Consider alternatives

  • strict ketogenic diets
  • zero-carb diets
  • people severely sensitive to dietary fiber

Side by side

How it compares

Open the full head-to-head analysis for nutrition, safety, and practical tradeoffs.

  • Sweet Potato

    This food

    Sweet Potato

    VS90% alike
    White Potato

    Compare with

    White Potato

    Sweet potatoes offer more vitamin A and fiber with a lower glycemic index, while white potatoes provide more potassium and protein.

    Sweet potatoes are better for blood sugar control and vitamin A, while white potatoes are slightly more satiating and better for rapid post-workout glycogen replenishment.

    Sweet Potato vs White Potato
  • Sweet Potato

    This food

    Sweet Potato

    VS85% alike
    Yam

    Compare with

    Yam

    Yams are starchier and drier with less sugar and vitamin A, while sweet potatoes are sweeter and more nutrient-dense.

    Yams are lower in sugar and higher in fiber, making them slightly better for strict blood sugar control, but sweet potatoes win on overall micronutrient density.

    Sweet Potato vs Yam
  • Sweet Potato

    This food

    Sweet Potato

    VS75% alike
    Butternut Squash

    Compare with

    Butternut Squash

    Butternut squash is lower in calories and carbs, making it a lighter alternative to sweet potato.

    Butternut squash is lower in calories and carbs for dieting, while sweet potatoes offer more sustained energy and satiety for active individuals.

    Sweet Potato vs Butternut Squash
  • Sweet Potato

    This food

    Sweet Potato

    VS65% alike
    Carrot

    Compare with

    Carrot

    Carrots are much lower in calories and carbohydrates, functioning better as a raw snack, whereas sweet potatoes serve as a caloric energy source.

    Carrots are a low-calorie, crunchy snack great for weight loss, while sweet potatoes are a filling energy source ideal for meals.

    Sweet Potato vs Carrot
  • Sweet Potato

    This food

    Sweet Potato

    VS60% alike
    Brown Rice

    Compare with

    Brown Rice

    Sweet potatoes provide vastly more vitamin A and have a lower glycemic load, while brown rice offers more protein and is a grain alternative.

    Sweet potatoes offer more vitamins and better blood sugar control, while brown rice provides slightly more protein and a different texture for meal prep.

    Sweet Potato vs Brown Rice
  • Sweet Potato

    This food

    Sweet Potato

    VS60% alike
    Pumpkin

    Compare with

    Pumpkin

    Pumpkin is significantly lower in calories and carbs, acting as a high-volume food, while sweet potatoes are denser in energy and fiber.

    Pumpkin is a low-calorie, high-volume choice for fat loss, whereas sweet potatoes provide the substantial carbs and fiber needed for energy and fullness.

    Sweet Potato vs Pumpkin
  • Sweet Potato

    This food

    Sweet Potato

    VS55% alike
    Plantain

    Compare with

    Plantain

    Plantains are higher in calories and potassium, while sweet potatoes are richer in vitamin A and fiber.

    Sweet potatoes are better for weight loss and blood sugar due to lower calories and higher fiber, while plantains offer more potassium for electrolyte balance.

    Sweet Potato vs Plantain
  • Sweet Potato

    This food

    Sweet Potato

    VS50% alike
    Corn

    Compare with

    Corn

    Corn is a grain with higher sugar content, while sweet potatoes are a root vegetable with more fiber and vitamin A.

    Sweet potatoes provide more fiber and a lower glycemic impact than corn, making them a better choice for sustained energy and blood sugar management.

    Sweet Potato vs Corn
  • Sweet Potato

    This food

    Sweet Potato

    VS45% alike
    Beet

    Compare with

    Beet

    Beets are lower in calories and offer unique nitrates for blood flow, while sweet potatoes provide more substantial energy and vitamin A.

    Beets are lower in calories and boost athletic blood flow via nitrates, while sweet potatoes are better for carb-loading and muscle glycogen replenishment.

    Sweet Potato vs Beet
  • Sweet Potato

    This food

    Sweet Potato

    VS40% alike
    Quinoa

    Compare with

    Quinoa

    Quinoa is a complete protein and a grain, while sweet potato is a fat-free root vegetable with high vitamin A.

    Quinoa is superior for muscle building due to its complete protein, but sweet potatoes are better for low-fat, high-vitamin-A carb fueling.

    Sweet Potato vs Quinoa

Common questions

FAQ

Answers aligned with how people search for this food.

  • Are sweet potatoes good for weight loss?

    Yes, sweet potatoes can aid weight loss due to their high fiber content, which increases satiety and helps control appetite, provided they are eaten in appropriate portions without high-calorie toppings.

  • Can diabetics eat sweet potatoes?

    Yes, sweet potatoes have a lower glycemic index than white potatoes, especially when boiled. Their fiber helps regulate blood sugar, making them a safe carbohydrate choice for diabetics in moderation.

  • Is sweet potato healthier than regular potato?

    Sweet potatoes offer more vitamin A and fiber, while white potatoes provide more potassium and protein. Both are healthy whole foods, but sweet potatoes generally have a better impact on blood sugar.

  • Are sweet potatoes keto?

    No, sweet potatoes are too high in carbohydrates to fit into a standard ketogenic diet. They are better suited for moderate or high-carb dietary approaches.

  • What is the healthiest way to cook sweet potatoes?

    Boiling or steaming is the healthiest method because it retains the most water-soluble vitamins and results in the lowest glycemic index compared to baking or frying.

  • Do sweet potatoes have a lot of sugar?

    They contain natural sugars (about 4.2g per 100g), which is moderate. Baking caramelizes these sugars, making them taste much sweeter than when boiled or steamed.

  • Are yams and sweet potatoes the same?

    No, they are completely different species. True yams are starchy and dry, while sweet potatoes are sweeter and more moist. Most orange-fleshed vegetables in US grocery stores are actually sweet potatoes.

  • Can you eat sweet potato skin?

    Yes, the skin is highly nutritious and contains a significant portion of the fiber and antioxidants. Just be sure to scrub it thoroughly to remove dirt and potential pesticide residue.

Transparency

Data confidence

Estimated confidence for nutrition data, interpretation, safety notes, and comparisons.

95

Nutrition data

90

Health analysis

85

Food safety

90

Comparisons