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Mashed potato vs. Fast food — In-Depth Nutrition Comparison

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What are the main differences between mashed potato and fast food?

  • Fast food has more selenium, iron, vitamin B12, vitamin B3, vitamin B2, vitamin B1, zinc, folate, and manganese than mashed potato.
  • Fast food's daily need coverage for selenium is 35% higher.
  • Mashed potato is lower in saturated fat.
  • Mashed potato has a higher glycemic index (87) than fast food (66).

We used Fast foods, potato, mashed and Fast foods, hamburger; single, regular patty; plain types in this comparison.

Infographic

Mashed potato vs Fast food infographic
Infographic link

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.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 11% 5.4% 25% 12% 12% 6% 25% 40% 13% 4.4%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 19% 19% 17% 115% 40% 69% 57% 43% 47% 111%
Contains more PotassiumPotassium +45.2%
Contains more MagnesiumMagnesium +80%
Contains more CalciumCalcium +244.4%
Contains more IronIron +887.1%
Contains more CopperCopper +245.7%
Contains more ZincZinc +1045.5%
Contains more PhosphorusPhosphorus +127.1%
Contains more ManganeseManganese +264.3%
Contains more SeleniumSelenium +2437.5%
~equal in Sodium ~331mg

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.
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 Choline Choline 0% 14% 8.4% 0% 3.8% 3.5% 20% 0% 28% 8.8% 15% 6.8% 7.3%
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 Choline Choline 0% 3% 7.6% 1.5% 79% 84% 105% 32% 49% 111% 12% 60% 19%
Contains more Vitamin AVitamin A +377.8%
Contains more Vitamin KVitamin K +20.4%
Contains more Vitamin DVitamin D +∞%
Contains more Vitamin B1Vitamin B1 +2013.3%
Contains more Vitamin B2Vitamin B2 +2320%
Contains more Vitamin B3Vitamin B3 +420.1%
Contains more Vitamin B6Vitamin B6 +76.7%
Contains more Vitamin B12Vitamin B12 +1171.4%
Contains more FolateFolate +788.9%
Contains more CholineCholine +156.7%
~equal in Vitamin C ~0mg
~equal in Vitamin E ~0.38mg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
3% 15% 80%
Protein: 1.65 g
Fats: 2.82 g
Carbs: 14.65 g
Water: 79.62 g
Other: 1.26 g
17% 12% 32% 38%
Protein: 16.52 g
Fats: 12.01 g
Carbs: 31.5 g
Water: 38.45 g
Other: 1.52 g
Contains more WaterWater +107.1%
Contains more ProteinProtein +901.2%
Contains more FatsFats +325.9%
Contains more CarbsCarbs +115%
Contains more OtherOther +20.6%

Fat Type Comparison

Fat type breakdown side-by-side comparison
22% 27% 51%
Saturated fat: Sat. Fat 0.577 g
Monounsaturated fat: Mono. Fat 0.72 g
Polyunsaturated fat: Poly. Fat 1.342 g
41% 44% 15%
Saturated fat: Sat. Fat 4.493 g
Monounsaturated fat: Mono. Fat 4.835 g
Polyunsaturated fat: Poly. Fat 1.68 g
Contains less Sat. FatSaturated fat -87.2%
Contains more Mono. FatMonounsaturated fat +571.5%
Contains more Poly. FatPolyunsaturated fat +25.2%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
96%
Starch: 12.1 g
Sucrose: 0.1 g
Glucose: 0.2 g
Fructose: 0.2 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
82% 7% 8% 2%
Starch: 22.87 g
Sucrose: 0 g
Glucose: 2.05 g
Fructose: 2.27 g
Lactose: 0 g
Maltose: 0.57 g
Galactose: 0 g
Contains more SucroseSucrose +∞%
Contains more StarchStarch +89%
Contains more GlucoseGlucose +925%
Contains more FructoseFructose +1035%
Contains more MaltoseMaltose +∞%
~equal in Lactose ~0g
~equal in Galactose ~0g

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Mashed potato Fast food
Lower in Cholesterol ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Saturated fat ok
Lower in Glycemic Index ok
Rich in minerals ok
Rich in vitamins ok
Lower in price Equal

All nutrients comparison - raw data values

Nutrient Mashed potato Fast food DV% diff.
Selenium 0.8µg 20.3µg 35%
Vitamin B12 0.07µg 0.89µg 34%
Iron 0.31mg 3.06mg 34%
Protein 1.65g 16.52g 30%
Vitamin B3 1.08mg 5.617mg 28%
Vitamin B2 0.015mg 0.363mg 27%
Vitamin B1 0.015mg 0.317mg 25%
Zinc 0.22mg 2.52mg 21%
Saturated fat 0.577g 4.493g 18%
Folate 9µg 80µg 18%
Fats 2.82g 12.01g 14%
Phosphorus 59mg 134mg 11%
Vitamin B5 0.53mg 11%
Cholesterol 0mg 33mg 11%
Manganese 0.098mg 0.357mg 11%
Copper 0.035mg 0.121mg 10%
Monounsaturated fat 0.72g 4.835g 10%
Calories 89kcal 297kcal 10%
Vitamin B6 0.12mg 0.212mg 7%
Carbs 14.65g 31.5g 6%
Choline 13.4mg 34.4mg 4%
Vitamin A 43µg 9µg 4%
Starch 12.1g 22.87g 4%
Calcium 18mg 62mg 4%
Magnesium 15mg 27mg 3%
Potassium 286mg 197mg 3%
Fructose 0.2g 2.27g 3%
Polyunsaturated fat 1.342g 1.68g 2%
Fiber 1.3g 1.7g 2%
Vitamin D 0µg 0.1µg 1%
Vitamin K 5.9µg 4.9µg 1%
Sodium 306mg 331mg 1%
Net carbs 13.35g 29.8g N/A
Vitamin D 0IU 2IU 0%
Sugar 0.5g 4.88g N/A
Vitamin E 0.42mg 0.38mg 0%
Trans fat 0.105g 0.514g N/A
Tryptophan 0.144mg 0%
Threonine 0.46mg 0%
Isoleucine 0.642mg 0%
Leucine 1.13mg 0%
Lysine 0.785mg 0%
Methionine 0.306mg 0%
Phenylalanine 0.67mg 0%
Valine 0.728mg 0%
Histidine 0.402mg 0%
Omega-3 - EPA 0.001g 0.005g N/A
Omega-3 - DHA 0g 0.001g N/A
Omega-3 - ALA 0.174g 0.121g N/A
Omega-3 - DPA 0.001g 0.009g N/A
Omega-6 - Gamma-linoleic acid 0g 0.004g N/A
Omega-6 - Dihomo-gamma-linoleic acid 0g 0.009g N/A
Omega-6 - Eicosadienoic acid 0.001g 0.003g N/A
Omega-6 - Linoleic acid 1.146g 1.391g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Mashed potato Fast food
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

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Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
9%
Mashed potato
43%
Fast food
Minerals Daily Need Coverage Score
15%
Mashed potato
54%
Fast food

Comparison summary

Which food is lower in Cholesterol?
Mashed potato
Mashed potato is lower in Cholesterol (difference - 33mg)
Which food is lower in Sugar?
Mashed potato
Mashed potato is lower in Sugar (difference - 4.38g)
Which food contains less Sodium?
Mashed potato
Mashed potato contains less Sodium (difference - 25mg)
Which food is lower in Saturated fat?
Mashed potato
Mashed potato is lower in Saturated fat (difference - 3.916g)
Which food is lower in glycemic index?
Fast food
Fast food is lower in glycemic index (difference - 21)
Which food is richer in minerals?
Fast food
Fast food is relatively richer in minerals
Which food is richer in vitamins?
Fast food
Fast food is relatively richer in vitamins
Which food is cheaper?
?
The foods are relatively equal in price ($)

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. Mashed potato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170699/nutrients
  2. Fast food - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170693/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.