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Bell pepper vs. Sweet onion — In-Depth Nutrition Comparison

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What are the differences between bell peppers and sweet onions?

  • Bell peppers are richer than sweet onions in vitamin C, vitamin B6, and vitamin K.
  • Bell peppers' daily need coverage for vitamin C is 84% more.
  • Bell peppers have 25 times more vitamin K than sweet onions. While bell peppers have 7.4µg of vitamin K, sweet onions have only 0.3µg.
  • The amount of sugar in bell peppers is lower.

We used Peppers, sweet, green, raw and Onions, sweet, raw types in this article.

Infographic

Bell pepper vs Sweet onion infographic
Infographic link

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.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 3% 15% 13% 22% 3.5% 8.6% 0.39% 16% 0%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 6.4% 6% 11% 9.8% 19% 3.5% 12% 1% 9.9% 2.7%
Contains more PotassiumPotassium +47.1%
Contains more IronIron +30.8%
Contains more CopperCopper +17.9%
Contains less SodiumSodium -62.5%
Contains more ManganeseManganese +60.5%
Contains more CalciumCalcium +100%
Contains more PhosphorusPhosphorus +35%
Contains more SeleniumSelenium +∞%
~equal in Magnesium ~9mg
~equal in Zinc ~0.13mg

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.
Vitamin C Vit. C Vitamin D Vit. D Vitamin A Vit. A Vitamin E Vit. E 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 268% 0% 6% 7.4% 14% 6.5% 9% 5.9% 52% 0% 19% 7.5%
Vitamin C Vit. C Vitamin D Vit. D Vitamin A Vit. A Vitamin E Vit. E 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 16% 0% 0% 0.4% 10% 4.6% 2.5% 5.9% 30% 0% 0.75% 17%
Contains more Vitamin CVitamin C +1575%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +1750%
Contains more Vitamin B1Vitamin B1 +39%
Contains more Vitamin B2Vitamin B2 +40%
Contains more Vitamin B3Vitamin B3 +260.9%
Contains more Vitamin B6Vitamin B6 +72.3%
Contains more Vitamin KVitamin K +2366.7%
Contains more FolateFolate +130%
~equal in Vitamin D ~0µg
~equal in Vitamin B5 ~0.098mg
~equal in Vitamin B12 ~µg

All nutrients comparison - raw data values

Nutrient Bell pepper Sweet onion DV% diff.
Vitamin C 80.4mg 4.8mg 84%
Vitamin B6 0.224mg 0.13mg 7%
Vitamin K 7.4µg 0.3µg 6%
Fiber 1.7g 0.9g 3%
Folate 10µg 23µg 3%
Potassium 175mg 119mg 2%
Vitamin A 18µg 0µg 2%
Vitamin E 0.37mg 0.02mg 2%
Manganese 0.122mg 0.076mg 2%
Vitamin B3 0.48mg 0.133mg 2%
Calories 20kcal 32kcal 1%
Carbs 4.64g 7.55g 1%
Calcium 10mg 20mg 1%
Iron 0.34mg 0.26mg 1%
Copper 0.066mg 0.056mg 1%
Phosphorus 20mg 27mg 1%
Selenium 0µg 0.5µg 1%
Vitamin B1 0.057mg 0.041mg 1%
Vitamin B2 0.028mg 0.02mg 1%
Fructose 1.12g 2.02g 1%
Protein 0.86g 0.8g 0%
Protein per 100 calories 4.3g 2.5g N/A
Calories per 10 g protein 233kcal 400kcal N/A
Weight per 100 calories 500g 313g N/A
Fats 0.17g 0.08g 0%
Net carbs 2.94g 6.65g N/A
Magnesium 10mg 9mg 0%
Sugar 2.4g 5.02g N/A
Zinc 0.13mg 0.13mg 0%
Sodium 3mg 8mg 0%
Vitamin B5 0.099mg 0.098mg 0%
Choline 5.5mg 5.5mg 0%
Saturated fat 0.058g 0%
Monounsaturated fat 0.008g 0%
Polyunsaturated fat 0.062g 0%
Tryptophan 0.012mg 0.009mg 0%
Threonine 0.036mg 0.018mg 0%
Isoleucine 0.024mg 0.014mg 0%
Leucine 0.036mg 0.025mg 0%
Lysine 0.039mg 0.033mg 0%
Methionine 0.007mg 0.009mg 0%
Phenylalanine 0.092mg 0.024mg 0%
Valine 0.036mg 0.02mg 0%
Histidine 0.01mg 0.011mg 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
5% 94%
Protein: 0.86 g
Fats: 0.17 g
Carbs: 4.64 g
Water: 93.89 g
Other: 0.44 g
8% 91%
Protein: 0.8 g
Fats: 0.08 g
Carbs: 7.55 g
Water: 91.24 g
Other: 0.33 g
Contains more FatsFats +112.5%
Contains more CarbsCarbs +62.7%
~equal in Protein ~0.8g
~equal in Water ~91.24g

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
5% 49% 47%
Starch: 0 g
Sucrose: 0.11 g
Glucose: 1.16 g
Fructose: 1.12 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
14% 45% 40%
Starch: 0 g
Sucrose: 0.72 g
Glucose: 2.26 g
Fructose: 2.02 g
Lactose: 0.02 g
Maltose: 0 g
Galactose: 0 g
Contains more SucroseSucrose +554.5%
Contains more GlucoseGlucose +94.8%
Contains more FructoseFructose +80.4%
Contains more LactoseLactose +∞%
~equal in Starch ~0g
~equal in Maltose ~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. Bell pepper - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170427/nutrients
  2. Sweet onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170008/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.