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Cornmeal vs. Onion — In-Depth Nutrition Comparison

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The main differences between cornmeal and onions

  • Cornmeal has more iron, folate, vitamin B1, vitamin B3, vitamin B2, selenium, phosphorus, fiber, and magnesium; however, onions have more vitamin C.
  • Daily need coverage for iron for cornmeal is 52% higher.
  • Onions have 43 times less vitamin B3 than cornmeal. Cornmeal has 4.968mg of vitamin B3, while onions have 0.116mg.
  • Cornmeal has a higher glycemic index than onions.

Food types used in this article are Cornmeal, degermed, enriched, yellow and Onions, raw.

Infographic

Cornmeal vs Onion 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.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 23% 0.9% 13% 164% 25% 18% 42% 0.91% 23% 57%
Onion
2
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%
Contains more MagnesiumMagnesium +220%
Contains more IronIron +1976.2%
Contains more CopperCopper +94.9%
Contains more ZincZinc +288.2%
Contains more PhosphorusPhosphorus +241.4%
Contains more ManganeseManganese +34.9%
Contains more SeleniumSelenium +2000%
Contains more CalciumCalcium +666.7%
Contains less SodiumSodium -42.9%
~equal in Potassium ~146mg

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% 3.7% 2.4% 0% 138% 88% 93% 14% 42% 0% 0% 157% 4.7%
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%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +500%
Contains more Vitamin B1Vitamin B1 +1097.8%
Contains more Vitamin B2Vitamin B2 +1314.8%
Contains more Vitamin B3Vitamin B3 +4182.8%
Contains more Vitamin B5Vitamin B5 +95.1%
Contains more Vitamin B6Vitamin B6 +51.7%
Contains more FolateFolate +1000%
Contains more CholineCholine +41%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin KVitamin K +∞%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Cornmeal Onion DV% diff.
Iron 4.36mg 0.21mg 52%
Folate 209µg 19µg 48%
Vitamin B1 0.551mg 0.046mg 42%
Vitamin B3 4.968mg 0.116mg 30%
Starch 73.3g 0g 30%
Vitamin B2 0.382mg 0.027mg 27%
Carbs 79.45g 9.34g 23%
Selenium 10.5µg 0.5µg 18%
Calories 370kcal 40kcal 17%
Protein 7.11g 1.1g 12%
Phosphorus 99mg 29mg 10%
Fiber 3.9g 1.7g 9%
Vitamin C 0mg 7.4mg 8%
Vitamin B6 0.182mg 0.12mg 5%
Polyunsaturated fat 0.828g 0.017g 5%
Magnesium 32mg 10mg 5%
Copper 0.076mg 0.039mg 4%
Zinc 0.66mg 0.17mg 4%
Fats 1.75g 0.1g 3%
Vitamin B5 0.24mg 0.123mg 2%
Calcium 3mg 23mg 2%
Manganese 0.174mg 0.129mg 2%
Monounsaturated fat 0.39g 0.013g 1%
Saturated fat 0.22g 0.042g 1%
Fructose 0.17g 1.29g 1%
Vitamin E 0.12mg 0.02mg 1%
Vitamin A 11µg 0µg 1%
Net carbs 75.55g 7.64g N/A
Potassium 142mg 146mg 0%
Sugar 1.61g 4.24g N/A
Sodium 7mg 4mg 0%
Vitamin K 0µg 0.4µg 0%
Choline 8.6mg 6.1mg 0%
Tryptophan 0.038mg 0.014mg 0%
Threonine 0.172mg 0.021mg 0%
Isoleucine 0.242mg 0.014mg 0%
Leucine 1.006mg 0.025mg 0%
Lysine 0.105mg 0.039mg 0%
Methionine 0.162mg 0.002mg 0%
Phenylalanine 0.366mg 0.025mg 0%
Valine 0.337mg 0.021mg 0%
Histidine 0.172mg 0.014mg 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
7% 2% 79% 11%
Protein: 7.11 g
Fats: 1.75 g
Carbs: 79.45 g
Water: 11.18 g
Other: 0.51 g
Onion
1
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Contains more ProteinProtein +546.4%
Contains more FatsFats +1650%
Contains more CarbsCarbs +750.6%
Contains more OtherOther +45.7%
Contains more WaterWater +697%

Fat Type Comparison

Fat type breakdown side-by-side comparison
15% 27% 58%
Saturated fat: Sat. Fat 0.22 g
Monounsaturated fat: Mono. Fat 0.39 g
Polyunsaturated fat: Poly. Fat 0.828 g
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
Contains more Mono. FatMonounsaturated fat +2900%
Contains more Poly. FatPolyunsaturated fat +4770.6%
Contains less Sat. FatSaturated fat -80.9%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
98%
Starch: 73.3 g
Sucrose: 0.68 g
Glucose: 0.56 g
Fructose: 0.17 g
Lactose: 0 g
Maltose: 0.19 g
Galactose: 0 g
Onion
3
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
Contains more StarchStarch +∞%
Contains more MaltoseMaltose +∞%
Contains more SucroseSucrose +45.6%
Contains more GlucoseGlucose +251.8%
Contains more FructoseFructose +658.8%
~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. Cornmeal - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168867/nutrients
  2. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/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.