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Kit Kat vs. Onion — In-Depth Nutrition Comparison

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Differences between kit Kat and onions

  • Kit Kat has more vitamin B12, copper, phosphorus, vitamin B2, vitamin B5, calcium, iron, and selenium, while onions have more vitamin C.
  • Kit Kat's daily need coverage for saturated fat is 90% higher.
  • The amount of saturated fat in onions is lower.
  • Onions have a lower glycemic index. The glycemic index of onions is 15, while the glycemic index of kit Kat is 50.

The food types used in this comparison are Candies, KIT KAT Wafer Bar and Onions, raw.

Infographic

Kit Kat vs Onion infographic
Infographic link

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 26% 38% 20% 38% 73% 2.5% 58% 7% 13% 27%
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 +270%
Contains more CalciumCalcium +443.5%
Contains more PotassiumPotassium +58.2%
Contains more IronIron +376.2%
Contains more CopperCopper +464.1%
Contains more PhosphorusPhosphorus +365.5%
Contains more SeleniumSelenium +900%
Contains more ZincZinc +88.9%
Contains less SodiumSodium -92.6%
Contains more ManganeseManganese +29%

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% 8% 6.8% 0% 29% 48% 9.4% 38% 4.6% 70% 13% 11% 17%
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 AVitamin A +∞%
Contains more Vitamin EVitamin E +1600%
Contains more Vitamin B1Vitamin B1 +154.3%
Contains more Vitamin B2Vitamin B2 +677.8%
Contains more Vitamin B3Vitamin B3 +331%
Contains more Vitamin B5Vitamin B5 +420.3%
Contains more Vitamin B12Vitamin B12 +∞%
Contains more Vitamin KVitamin K +1200%
Contains more CholineCholine +408.2%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin B6Vitamin B6 +500%
Contains more FolateFolate +35.7%
~equal in Vitamin D ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
7% 26% 65%
Protein: 6.51 g
Fats: 25.99 g
Carbs: 64.59 g
Water: 1.63 g
Other: 1.28 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 +491.8%
Contains more FatsFats +25890%
Contains more CarbsCarbs +591.5%
Contains more OtherOther +265.7%
Contains more WaterWater +5366.9%

Fat Type Comparison

Fat type breakdown side-by-side comparison
73% 24% 4%
Saturated fat: Sat. Fat 17.953 g
Monounsaturated fat: Mono. Fat 5.844 g
Polyunsaturated fat: Poly. Fat 0.895 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 +44853.8%
Contains more Poly. FatPolyunsaturated fat +5164.7%
Contains less Sat. FatSaturated fat -99.8%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
18% 68% 14%
Starch: 10.6 g
Sucrose: 40.04 g
Glucose: 0.16 g
Fructose: 0.2 g
Lactose: 8.21 g
Maltose: 0.07 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 StarchStarch +∞%
Contains more SucroseSucrose +3944.4%
Contains more LactoseLactose +∞%
Contains more MaltoseMaltose +∞%
Contains more GlucoseGlucose +1131.3%
Contains more FructoseFructose +545%
~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.
Kit Kat Onion
Lower in Cholesterol ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Saturated fat ok
Lower in Glycemic Index ok
Lower in price ok
Rich in minerals ok
Rich in vitamins ok

All nutrients comparison - raw data values

Nutrient Kit Kat Onion DV% diff.
Saturated fat 17.953g 0.042g 81%
Fats 25.99g 0.1g 40%
Calories 518kcal 40kcal 24%
Vitamin B12 0.56µg 0µg 23%
Copper 0.22mg 0.039mg 20%
Carbs 64.59g 9.34g 18%
Monounsaturated fat 5.844g 0.013g 15%
Phosphorus 135mg 29mg 15%
Vitamin B2 0.21mg 0.027mg 14%
Protein 6.51g 1.1g 11%
Vitamin B5 0.64mg 0.123mg 10%
Calcium 125mg 23mg 10%
Iron 1mg 0.21mg 10%
Vitamin C 0mg 7.4mg 8%
Vitamin B6 0.02mg 0.12mg 8%
Selenium 5µg 0.5µg 8%
Polyunsaturated fat 0.895g 0.017g 6%
Magnesium 37mg 10mg 6%
Vitamin B1 0.117mg 0.046mg 6%
Choline 31mg 6.1mg 5%
Vitamin K 5.2µg 0.4µg 4%
Caffeine 14mg 0mg 4%
Starch 10.6g 0g 4%
Cholesterol 11mg 0mg 4%
Potassium 231mg 146mg 3%
Vitamin A 24µg 0µg 3%
Fiber 1g 1.7g 3%
Vitamin B3 0.5mg 0.116mg 2%
Vitamin E 0.34mg 0.02mg 2%
Sodium 54mg 4mg 2%
Fructose 0.2g 1.29g 1%
Folate 14µg 19µg 1%
Zinc 0.09mg 0.17mg 1%
Manganese 0.1mg 0.129mg 1%
Net carbs 63.59g 7.64g N/A
Sugar 48.68g 4.24g N/A
Trans fat 0.099g 0g N/A
Tryptophan 0.09mg 0.014mg 0%
Threonine 0.19mg 0.021mg 0%
Isoleucine 0.28mg 0.014mg 0%
Leucine 0.52mg 0.025mg 0%
Lysine 0.28mg 0.039mg 0%
Methionine 0.16mg 0.002mg 0%
Phenylalanine 0.27mg 0.025mg 0%
Valine 0.36mg 0.021mg 0%
Histidine 0.11mg 0.014mg 0%
Omega-3 - ALA 0.075g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Kit Kat Onion
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

People also compare

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
20%
Kit Kat
8%
Onion
Minerals Daily Need Coverage Score
30%
Kit Kat
8%
Onion

Comparison summary

Which food is lower in Cholesterol?
Onion
Onion is lower in Cholesterol (difference - 11mg)
Which food is lower in Sugar?
Onion
Onion is lower in Sugar (difference - 44.44g)
Which food contains less Sodium?
Onion
Onion contains less Sodium (difference - 50mg)
Which food is lower in Saturated fat?
Onion
Onion is lower in Saturated fat (difference - 17.911g)
Which food is lower in glycemic index?
Onion
Onion is lower in glycemic index (difference - 35)
Which food is cheaper?
Onion
Onion is cheaper (difference - $2.8)
Which food is richer in minerals?
Kit Kat
Kit Kat is relatively richer in minerals
Which food is richer in vitamins?
Kit Kat
Kit Kat is relatively richer in vitamins

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. Kit Kat - https://fdc.nal.usda.gov/fdc-app.html#/food-details/167992/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.