Fast food vs. Mashed potato — In-Depth Nutrition Comparison
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What are the main differences between fast food and mashed potato?
- Fast food has more selenium, protein, iron, vitamin B12, vitamin B3, vitamin B2, vitamin B1, zinc, and folate than mashed potato.
- Fast food's daily need coverage for selenium is 35% higher.
- Mashed potato has 24 times less vitamin B2 than fast food. Fast food has 0.363mg of vitamin B2, while mashed potato has 0.015mg.
- Mashed potato is lower in saturated fat.
- Mashed potato has a higher glycemic index (87) than fast food (66).
We used Fast foods, hamburger; single, regular patty; plain and Fast foods, potato, mashed types in this comparison.
Infographic
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Mineral Comparison
The mineral comparison score is based on which food has a more favorable amount of each mineral. The �coverage� charts below show how much of the daily mineral needs are covered by the selected amount of each food.
| 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% |
| Contains more PotassiumPotassium | +45.2% |
Vitamin Comparison
The vitamin comparison score is based on the number of vitamins in which one food is richer than the other. The �coverage� charts below show how much of the daily vitamin needs are covered by the selected amount of each food.
| 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 B5Vitamin B5 | +∞% |
| Contains more Vitamin B6Vitamin B6 | +76.7% |
| Contains more Vitamin B12Vitamin B12 | +1171.4% |
| Contains more FolateFolate | +788.9% |
| Contains more Vitamin AVitamin A | +377.8% |
| Contains more Vitamin EVitamin E | +10.5% |
| Contains more Vitamin KVitamin K | +20.4% |
All nutrients comparison - raw data values
| Nutrient | ![]() |
![]() |
DV% diff. |
| Selenium | 20.3µg | 0.8µg | 35% |
| Iron | 3.06mg | 0.31mg | 34% |
| Vitamin B12 | 0.89µg | 0.07µg | 34% |
| Protein | 16.52g | 1.65g | 30% |
| Vitamin B3 | 5.617mg | 1.08mg | 28% |
| Vitamin B2 | 0.363mg | 0.015mg | 27% |
| Vitamin B1 | 0.317mg | 0.015mg | 25% |
| Zinc | 2.52mg | 0.22mg | 21% |
| Folate | 80µg | 9µg | 18% |
| Saturated fat | 4.493g | 0.577g | 18% |
| Fats | 12.01g | 2.82g | 14% |
| Cholesterol | 33mg | 0mg | 11% |
| Phosphorus | 134mg | 59mg | 11% |
| Manganese | 0.357mg | 0.098mg | 11% |
| Vitamin B5 | 0.53mg | 11% | |
| Calories | 297kcal | 89kcal | 10% |
| Copper | 0.121mg | 0.035mg | 10% |
| Monounsaturated fat | 4.835g | 0.72g | 10% |
| Vitamin B6 | 0.212mg | 0.12mg | 7% |
| Carbs | 31.5g | 14.65g | 6% |
| Calcium | 62mg | 18mg | 4% |
| Starch | 22.87g | 12.1g | 4% |
| Vitamin A | 9µg | 43µg | 4% |
| Choline | 34.4mg | 13.4mg | 4% |
| Magnesium | 27mg | 15mg | 3% |
| Potassium | 197mg | 286mg | 3% |
| Fructose | 2.27g | 0.2g | 3% |
| Omega-3 (ALA) | 0.121g | 0.174g | 3% |
| Fiber | 1.7g | 1.3g | 2% |
| Polyunsaturated fat | 1.68g | 1.342g | 2% |
| Vitamin D | 0.1µg | 0µg | 1% |
| Sodium | 331mg | 306mg | 1% |
| Vitamin K | 4.9µg | 5.9µg | 1% |
| Omega-6 (Linoleic acid) | 1.391g | 1.146g | 1% |
| Protein per 100 calories | 5.6g | 1.9g | N/A |
| Calories per 10 g protein | 180kcal | 539kcal | N/A |
| Weight per 100 calories | 34g | 112g | N/A |
| Unsaturated / Saturated Fat ratio | 1.5 | 3.6 | N/A |
| Net carbs | 29.8g | 13.35g | N/A |
| Vitamin D* | 2 IU | 0 IU | 0% |
| Sugar | 4.88g | 0.5g | N/A |
| Vitamin E | 0.38mg | 0.42mg | 0% |
| Trans fat | 0.514g | 0.105g | 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) | 0.005g | 0.001g | N/A |
| Omega-3 (DHA) | 0.001g | 0g | N/A |
| Omega-3 (DPA) | 0.009g | 0.001g | N/A |
| Omega-6 (Gamma-linolenic acid) | 0.004g | 0g | N/A |
| Omega-6 (Dihomo-gamma-linolenic acid) | 0.009g | 0g | N/A |
| Omega-6 (Eicosadienoic acid) | 0.003g | 0.001g | N/A |
Macronutrient Comparison
Macronutrient breakdown side-by-side comparison
Protein:
16.52 g
Fats:
12.01 g
Carbs:
31.5 g
Water:
38.45 g
Other:
1.52 g
Protein:
1.65 g
Fats:
2.82 g
Carbs:
14.65 g
Water:
79.62 g
Other:
1.26 g
| Contains more ProteinProtein | +901.2% |
| Contains more FatsFats | +325.9% |
| Contains more CarbsCarbs | +115% |
| Contains more WaterWater | +107.1% |
Fat Type Comparison
Fat type breakdown side-by-side comparison
Saturated fat:
Sat. Fat
4.493 g
Monounsaturated fat:
Mono. Fat
4.835 g
Polyunsaturated fat:
Poly. Fat
1.68 g
Saturated fat:
Sat. Fat
0.577 g
Monounsaturated fat:
Mono. Fat
0.72 g
Polyunsaturated fat:
Poly. Fat
1.342 g
| Contains more Mono. FatMonounsaturated fat | +571.5% |
| Contains more Poly. FatPolyunsaturated fat | +25.2% |
| Contains less Sat. FatSaturated fat | -87.2% |
Carbohydrate type comparison
Carbohydrate type breakdown side-by-side comparison
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
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
| Contains more StarchStarch | +89% |
| Contains more GlucoseGlucose | +925% |
| Contains more FructoseFructose | +1035% |
| Contains more MaltoseMaltose | +∞% |
| Contains more SucroseSucrose | +∞% |
~equal in
Lactose
~0g
~equal in
Galactose
~0g






