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Cereal vs. Onion — In-Depth Nutrition Comparison

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Significant differences between cereal and onions

  • The amount of vitamin B1, vitamin B6, iron, vitamin B2, vitamin B3, zinc, vitamin A, vitamin C, and manganese in cereal is higher than in onions.
  • Cereal covers your daily vitamin B1 needs 520% more than onions.
  • Onions have 1396 times less vitamin A than cereal. Cereal has 2792IU of vitamin A, while onions have 2IU.
  • Onions contain less sodium.
  • Cereal has a higher glycemic index. The glycemic index of cereal is 69, while the glycemic index of onions is 15.

Specific food types used in this comparison are Cereals ready-to-eat, USDA Commodity Corn and Rice (includes all commodity brands) and Onions, raw.

Infographic

Cereal 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.
Cereal
7
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 14% 3% 9.3% 1277% 46% 207% 33% 104% 103% 34%
Onion
3
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 +90%
Contains more IronIron +16119%
Contains more CopperCopper +251.3%
Contains more ZincZinc +4370.6%
Contains more PhosphorusPhosphorus +165.5%
Contains more ManganeseManganese +512.4%
Contains more SeleniumSelenium +1160%
Contains more CalciumCalcium +130%
Contains more PotassiumPotassium +39%
Contains less SodiumSodium -99.5%

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.
Cereal
8
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 128% 271% 1.6% 0% 1572% 893% 555% 14% 1381% 0% 0% 0% 0%
Onion
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 25% 0% 0.4% 0% 12% 6.2% 2.2% 7.4% 28% 0% 1% 14% 3.3%
Contains more Vitamin CVitamin C +420.3%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +300%
Contains more Vitamin B1Vitamin B1 +13569.6%
Contains more Vitamin B2Vitamin B2 +14233.3%
Contains more Vitamin B3Vitamin B3 +25434.5%
Contains more Vitamin B5Vitamin B5 +83.7%
Contains more Vitamin B6Vitamin B6 +4888.3%
Contains more Vitamin KVitamin K +∞%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Cereal
4
6% 87% 4% 2%
Protein: 6.06 g
Fats: 1.08 g
Carbs: 86.85 g
Water: 3.78 g
Other: 2.23 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 +450.9%
Contains more FatsFats +980%
Contains more CarbsCarbs +829.9%
Contains more OtherOther +537.1%
Contains more WaterWater +2257.4%

Fat Type Comparison

Fat type breakdown side-by-side comparison
Cereal
2
32% 25% 43%
Saturated fat: Sat. Fat 0.26 g
Monounsaturated fat: Mono. Fat 0.204 g
Polyunsaturated fat: Poly. Fat 0.354 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 +1469.2%
Contains more Poly. FatPolyunsaturated fat +1982.4%
Contains less Sat. FatSaturated fat -83.8%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
Cereal
2
94% 3% 3%
Starch: 0 g
Sucrose: 9.74 g
Glucose: 0.27 g
Fructose: 0.26 g
Lactose: 0 g
Maltose: 0.09 g
Galactose: 0 g
Onion
2
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 SucroseSucrose +883.8%
Contains more MaltoseMaltose +∞%
Contains more GlucoseGlucose +629.6%
Contains more FructoseFructose +396.2%
~equal in Starch ~0g
~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.
Cereal Onion
Lower in Sugar ok
Lower in Sodium ok
Lower in Saturated fat ok
Lower in Glycemic Index ok
Lower in Cholesterol ok
Lower in price ok
Rich in minerals ok
Rich in vitamins Equal

All nutrients comparison - raw data values

Nutrient Cereal Onion DV% diff.
Vitamin B1 6.288mg 0.046mg 520%
Vitamin B6 5.986mg 0.12mg 451%
Iron 34.06mg 0.21mg 423%
Vitamin B2 3.87mg 0.027mg 296%
Vitamin B3 29.62mg 0.116mg 184%
Vitamin A 814µg 0µg 90%
Zinc 7.6mg 0.17mg 68%
Vitamin C 38.5mg 7.4mg 35%
Sodium 795mg 4mg 34%
Manganese 0.79mg 0.129mg 29%
Carbs 86.85g 9.34g 26%
Calories 378kcal 40kcal 17%
Copper 0.137mg 0.039mg 11%
Selenium 6.3µg 0.5µg 11%
Protein 6.06g 1.1g 10%
Phosphorus 77mg 29mg 7%
Folate 19µg 5%
Vitamin B5 0.226mg 0.123mg 2%
Magnesium 19mg 10mg 2%
Fats 1.08g 0.1g 2%
Polyunsaturated fat 0.354g 0.017g 2%
Fructose 0.26g 1.29g 1%
Calcium 10mg 23mg 1%
Potassium 105mg 146mg 1%
Fiber 1.4g 1.7g 1%
Choline 6.1mg 1%
Saturated fat 0.26g 0.042g 1%
Net carbs 85.45g 7.64g N/A
Sugar 10.35g 4.24g N/A
Vitamin E 0.08mg 0.02mg 0%
Vitamin K 0µg 0.4µg 0%
Monounsaturated fat 0.204g 0.013g 0%
Tryptophan 0.066mg 0.014mg 0%
Threonine 0.241mg 0.021mg 0%
Isoleucine 0.26mg 0.014mg 0%
Leucine 0.767mg 0.025mg 0%
Lysine 0.113mg 0.039mg 0%
Methionine 0.13mg 0.002mg 0%
Phenylalanine 0.365mg 0.025mg 0%
Valine 0.344mg 0.021mg 0%
Histidine 0.162mg 0.014mg 0%

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Cereal Onion
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
371%
Cereal
8%
Onion
Minerals Daily Need Coverage Score
183%
Cereal
8%
Onion

Comparison summary

Which food is lower in Sugar?
Onion
Onion is lower in Sugar (difference - 6.11g)
Which food contains less Sodium?
Onion
Onion contains less Sodium (difference - 791mg)
Which food is lower in Saturated fat?
Onion
Onion is lower in Saturated fat (difference - 0.218g)
Which food is lower in glycemic index?
Onion
Onion is lower in glycemic index (difference - 54)
Which food is lower in Cholesterol?
Cereal
Cereal is lower in Cholesterol (difference - 0mg)
Which food is cheaper?
Cereal
Cereal is cheaper (difference - $0.2)
Which food is richer in minerals?
Cereal
Cereal is relatively richer in minerals
Which food is richer in vitamins?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.

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

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.