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Potato vs. Sweet potato — In-Depth Nutrition Comparison

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Important differences between potatoes and sweet potatoes

  • Potatoes have more folate; however, sweet potatoes have more vitamin A, manganese, vitamin C, and vitamin B5.
  • Sweet potatoes' daily need coverage for vitamin A is 384% more.
  • Potatoes have 5 times more folate than sweet potatoes. Potatoes have 28µg of folate, while sweet potatoes have 6µg.
  • Potatoes are lower in sugar.
  • Potatoes have a higher glycemic index than sweet potatoes.

The food varieties used in the comparison are Potatoes, baked, flesh, and skin, without salt and Sweet potato, cooked, baked in skin, flesh, without salt.

Infographic

Potato vs Sweet potato infographic
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Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Potato
6
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 20% 4.5% 47% 41% 39% 9.8% 30% 1.3% 29% 2.2%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 19% 11% 42% 26% 54% 8.7% 23% 4.7% 65% 1.1%
Contains more PotassiumPotassium +12.6%
Contains more IronIron +56.5%
Contains more ZincZinc +12.5%
Contains more PhosphorusPhosphorus +29.6%
Contains less SodiumSodium -72.2%
Contains more SeleniumSelenium +100%
Contains more CalciumCalcium +153.3%
Contains more CopperCopper +36.4%
Contains more ManganeseManganese +126.9%
~equal in Magnesium ~27mg

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Potato
1
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate 32% 0.33% 0.8% 0% 16% 11% 26% 23% 72% 0% 5% 21%
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate 65% 320% 14% 0% 27% 24% 28% 53% 66% 0% 5.8% 4.5%
Contains more FolateFolate +366.7%
Contains more Vitamin CVitamin C +104.2%
Contains more Vitamin AVitamin A +96000%
Contains more Vitamin EVitamin E +1675%
Contains more Vitamin B1Vitamin B1 +67.2%
Contains more Vitamin B2Vitamin B2 +120.8%
Contains more Vitamin B5Vitamin B5 +135.1%
Contains more Vitamin KVitamin K +15%
~equal in Vitamin D ~0µg
~equal in Vitamin B3 ~1.487mg
~equal in Vitamin B6 ~0.286mg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Potato Sweet potato DV% diff.
Vitamin A 1µg 961µg 107%
Manganese 0.219mg 0.497mg 12%
Vitamin C 9.6mg 19.6mg 11%
Vitamin B5 0.376mg 0.884mg 10%
Folate 28µg 6µg 6%
Iron 1.08mg 0.69mg 5%
Copper 0.118mg 0.161mg 5%
Fiber 2.2g 3.3g 4%
Starch 17.27g 7.05g 4%
Vitamin E 0.04mg 0.71mg 4%
Vitamin B1 0.064mg 0.107mg 4%
Vitamin B2 0.048mg 0.106mg 4%
Calcium 15mg 38mg 2%
Potassium 535mg 475mg 2%
Phosphorus 70mg 54mg 2%
Vitamin B6 0.311mg 0.286mg 2%
Protein 2.5g 2.01g 1%
Sodium 10mg 36mg 1%
Calories 93kcal 90kcal 0%
Fats 0.13g 0.15g 0%
Net carbs 18.95g 17.41g N/A
Carbs 21.15g 20.71g 0%
Magnesium 28mg 27mg 0%
Sugar 1.18g 6.48g N/A
Zinc 0.36mg 0.32mg 0%
Selenium 0.4µg 0.2µg 0%
Vitamin B3 1.41mg 1.487mg 0%
Vitamin K 2µg 2.3µg 0%
Choline 14.8mg 13.1mg 0%
Saturated fat 0.034g 0.052g 0%
Monounsaturated fat 0.003g 0.002g 0%
Polyunsaturated fat 0.057g 0.092g 0%
Tryptophan 0.025mg 0.04mg 0%
Threonine 0.081mg 0.107mg 0%
Isoleucine 0.08mg 0.07mg 0%
Leucine 0.119mg 0.118mg 0%
Lysine 0.13mg 0.084mg 0%
Methionine 0.038mg 0.037mg 0%
Phenylalanine 0.099mg 0.114mg 0%
Valine 0.125mg 0.11mg 0%
Histidine 0.042mg 0.039mg 0%
Fructose 0.34g 0.5g 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Potato
2
3% 21% 75%
Protein: 2.5 g
Fats: 0.13 g
Carbs: 21.15 g
Water: 74.89 g
Other: 1.33 g
2% 21% 76%
Protein: 2.01 g
Fats: 0.15 g
Carbs: 20.71 g
Water: 75.78 g
Other: 1.35 g
Contains more ProteinProtein +24.4%
Contains more FatsFats +15.4%
~equal in Carbs ~20.71g
~equal in Water ~75.78g
~equal in Other ~1.35g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Potato
2
36% 3% 61%
Saturated fat: Sat. Fat 0.034 g
Monounsaturated fat: Mono. Fat 0.003 g
Polyunsaturated fat: Poly. Fat 0.057 g
36% 63%
Saturated fat: Sat. Fat 0.052 g
Monounsaturated fat: Mono. Fat 0.002 g
Polyunsaturated fat: Poly. Fat 0.092 g
Contains less Sat. FatSaturated fat -34.6%
Contains more Mono. FatMonounsaturated fat +50%
Contains more Poly. FatPolyunsaturated fat +61.4%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
Potato
1
94% 2% 2% 2%
Starch: 17.27 g
Sucrose: 0.4 g
Glucose: 0.44 g
Fructose: 0.34 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
52% 17% 4% 4% 23%
Starch: 7.05 g
Sucrose: 2.28 g
Glucose: 0.57 g
Fructose: 0.5 g
Lactose: 0 g
Maltose: 3.12 g
Galactose: 0 g
Contains more StarchStarch +145%
Contains more SucroseSucrose +470%
Contains more GlucoseGlucose +29.5%
Contains more FructoseFructose +47.1%
Contains more MaltoseMaltose +∞%
~equal in Lactose ~0g
~equal in Galactose ~0g

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References

All the values for which the sources are not specified explicitly are taken from FDA’s Food Central. The exact link to the food presented on this page can be found below.

  1. Potato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170093/nutrients
  2. Sweet potato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168483/nutrients

All the Daily Values are presented for males aged 31-50, for 2000-calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.