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Onion vs. Prunes — In-Depth Nutrition Comparison

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Summary of differences between onions and prunes

  • Onions have more vitamin C, while prunes have more vitamin K, copper, fiber, potassium, vitamin A, vitamin B2, vitamin B3, iron, and manganese.
  • Prunes cover your daily need for vitamin K, 49% more than onions.
  • Onions contain 12 times more vitamin C than prunes. While onions contain 7.4mg of vitamin C, prunes contain only 0.6mg.
  • Onions have a lower glycemic index. The glycemic index of onions is 15, while the glycemic index of prunes is 29.

These are the specific foods used in this comparison Onions, raw and Plums, dried (prunes), uncooked.

Infographic

Onion vs Prunes 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.
Onion
1
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 6.9% 13% 7.9% 13% 4.6% 12% 0.52% 17% 2.7%
Prunes
9
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 29% 13% 65% 35% 94% 12% 30% 0.26% 39% 1.6%
Contains more SeleniumSelenium +66.7%
Contains more MagnesiumMagnesium +310%
Contains more CalciumCalcium +87%
Contains more PotassiumPotassium +401.4%
Contains more IronIron +342.9%
Contains more CopperCopper +620.5%
Contains more ZincZinc +158.8%
Contains more PhosphorusPhosphorus +137.9%
Contains less SodiumSodium -50%
Contains more ManganeseManganese +131.8%

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.
Onion
2
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 25% 0% 0.4% 0% 12% 6.2% 2.2% 7.4% 28% 0% 1% 14% 3.3%
Prunes
9
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 2% 13% 8.6% 0% 13% 43% 35% 25% 47% 0% 149% 3% 5.5%
Contains more Vitamin CVitamin C +1133.3%
Contains more FolateFolate +375%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +2050%
Contains more Vitamin B1Vitamin B1 +10.9%
Contains more Vitamin B2Vitamin B2 +588.9%
Contains more Vitamin B3Vitamin B3 +1522.4%
Contains more Vitamin B5Vitamin B5 +243.1%
Contains more Vitamin B6Vitamin B6 +70.8%
Contains more Vitamin KVitamin K +14775%
Contains more CholineCholine +65.6%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Onion Prunes DV% diff.
Vitamin K 0.4µg 59.5µg 49%
Copper 0.039mg 0.281mg 27%
Fiber 1.7g 7.1g 22%
Carbs 9.34g 63.88g 18%
Potassium 146mg 732mg 17%
Fructose 1.29g 12.45g 14%
Vitamin B2 0.027mg 0.186mg 12%
Vitamin B3 0.116mg 1.882mg 11%
Calories 40kcal 240kcal 10%
Iron 0.21mg 0.93mg 9%
Vitamin C 7.4mg 0.6mg 8%
Manganese 0.129mg 0.299mg 7%
Vitamin B6 0.12mg 0.205mg 7%
Magnesium 10mg 41mg 7%
Phosphorus 29mg 69mg 6%
Vitamin B5 0.123mg 0.422mg 6%
Folate 19µg 4µg 4%
Vitamin A 0µg 39µg 4%
Vitamin E 0.02mg 0.43mg 3%
Calcium 23mg 43mg 2%
Starch 0g 5.11g 2%
Zinc 0.17mg 0.44mg 2%
Protein 1.1g 2.18g 2%
Choline 6.1mg 10.1mg 1%
Fats 0.1g 0.38g 0%
Net carbs 7.64g 56.78g N/A
Sugar 4.24g 38.13g N/A
Sodium 4mg 2mg 0%
Selenium 0.5µg 0.3µg 0%
Vitamin B1 0.046mg 0.051mg 0%
Saturated fat 0.042g 0.088g 0%
Monounsaturated fat 0.013g 0.053g 0%
Polyunsaturated fat 0.017g 0.062g 0%
Tryptophan 0.014mg 0.025mg 0%
Threonine 0.021mg 0.049mg 0%
Isoleucine 0.014mg 0.041mg 0%
Leucine 0.025mg 0.066mg 0%
Lysine 0.039mg 0.05mg 0%
Methionine 0.002mg 0.016mg 0%
Phenylalanine 0.025mg 0.052mg 0%
Valine 0.021mg 0.056mg 0%
Histidine 0.014mg 0.027mg 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Onion
1
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Prunes
4
2% 64% 31% 3%
Protein: 2.18 g
Fats: 0.38 g
Carbs: 63.88 g
Water: 30.92 g
Other: 2.64 g
Contains more WaterWater +188.2%
Contains more ProteinProtein +98.2%
Contains more FatsFats +280%
Contains more CarbsCarbs +583.9%
Contains more OtherOther +654.3%

Fat Type Comparison

Fat type breakdown side-by-side comparison
Onion
1
58% 18% 24%
Saturated fat: Sat. Fat 0.042 g
Monounsaturated fat: Mono. Fat 0.013 g
Polyunsaturated fat: Poly. Fat 0.017 g
Prunes
2
43% 26% 31%
Saturated fat: Sat. Fat 0.088 g
Monounsaturated fat: Mono. Fat 0.053 g
Polyunsaturated fat: Poly. Fat 0.062 g
Contains less Sat. FatSaturated fat -52.3%
Contains more Mono. FatMonounsaturated fat +307.7%
Contains more Poly. FatPolyunsaturated fat +264.7%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
Onion
1
23% 46% 30%
Starch: 0 g
Sucrose: 0.99 g
Glucose: 1.97 g
Fructose: 1.29 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
Prunes
4
12% 59% 29%
Starch: 5.11 g
Sucrose: 0.15 g
Glucose: 25.46 g
Fructose: 12.45 g
Lactose: 0 g
Maltose: 0.06 g
Galactose: 0 g
Contains more SucroseSucrose +560%
Contains more StarchStarch +∞%
Contains more GlucoseGlucose +1192.4%
Contains more FructoseFructose +865.1%
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. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/nutrients
  2. Prunes - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168162/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.