Foodstruct Nutrition Search | Diet Analysis | Food Comparison | Glycemic Index Chart | Insulin Index Chart | Blog | Subscribe | Sign Up

Cucumber vs. Onion — In-Depth Nutrition Comparison

Compare

What are the differences between Cucumber and Onion?

  • Cucumber is higher in Vitamin K, yet Onion is higher in Vitamin B6, and Vitamin C.
  • Cucumber's daily need coverage for Vitamin K is 13% more.

We used Cucumber, with peel, raw and Onions, raw types in this article.

Infographic

Cucumber 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 9.3% 4.8% 13% 11% 14% 5.5% 10% 0.26% 10% 1.6%
Onion
4
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 +30%
Contains more IronIron +33.3%
Contains more ZincZinc +17.6%
Contains less SodiumSodium -50%
Contains more CalciumCalcium +43.8%
Contains more PhosphorusPhosphorus +20.8%
Contains more ManganeseManganese +63.3%
Contains more SeleniumSelenium +66.7%
~equal in Potassium ~146mg
~equal in Copper ~0.039mg

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 9.3% 6.3% 0.6% 0% 6.8% 7.6% 1.8% 16% 9.2% 0% 41% 5.3% 3.3%
Onion
5
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% 0.12% 0.4% 0% 12% 6.2% 2.2% 7.4% 28% 0% 1% 14% 3.3%
Contains more Vitamin AVitamin A +5150%
Contains more Vitamin EVitamin E +50%
Contains more Vitamin B2Vitamin B2 +22.2%
Contains more Vitamin B5Vitamin B5 +110.6%
Contains more Vitamin KVitamin K +4000%
Contains more Vitamin CVitamin C +164.3%
Contains more Vitamin B1Vitamin B1 +70.4%
Contains more Vitamin B3Vitamin B3 +18.4%
Contains more Vitamin B6Vitamin B6 +200%
Contains more FolateFolate +171.4%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg
~equal in Choline ~6.1mg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
4% 95%
Protein: 0.65 g
Fats: 0.11 g
Carbs: 3.63 g
Water: 95.23 g
Other: 0.38 g
Onion
2
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 +69.2%
Contains more CarbsCarbs +157.3%
~equal in Fats ~0.1g
~equal in Water ~89.11g
~equal in Other ~0.35g

Fat Type Comparison

Fat type breakdown side-by-side comparison
50% 7% 43%
Saturated Fat: Sat. Fat 0.037 g
Monounsaturated Fat: Mono. Fat 0.005 g
Polyunsaturated fat: Poly. Fat 0.032 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 less Sat. FatSaturated Fat -11.9%
Contains more Poly. FatPolyunsaturated fat +88.2%
Contains more Mono. FatMonounsaturated Fat +160%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
33% 30% 35%
Starch: 0.83 g
Sucrose: 0.03 g
Glucose: 0.76 g
Fructose: 0.87 g
Lactose: 0 g
Maltose: 0.01 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 +3200%
Contains more GlucoseGlucose +159.2%
Contains more FructoseFructose +48.3%
~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.
Cucumber Onion
Lower in Glycemic Index ok
Lower in price ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Saturated Fat ok
Lower in Cholesterol Equal
Rich in minerals Equal
Rich in vitamins Equal

All nutrients comparison - raw data values

Nutrient Cucumber Onion Opinion
Calories 15kcal 40kcal Onion
Protein 0.65g 1.1g Onion
Fats 0.11g 0.1g Cucumber
Vitamin C 2.8mg 7.4mg Onion
Net carbs 3.13g 7.64g Onion
Carbs 3.63g 9.34g Onion
Magnesium 13mg 10mg Cucumber
Calcium 16mg 23mg Onion
Potassium 147mg 146mg Cucumber
Iron 0.28mg 0.21mg Cucumber
Sugar 1.67g 4.24g Cucumber
Fiber 0.5g 1.7g Onion
Copper 0.041mg 0.039mg Cucumber
Zinc 0.2mg 0.17mg Cucumber
Starch 0.83g 0g Cucumber
Phosphorus 24mg 29mg Onion
Sodium 2mg 4mg Cucumber
Vitamin A 105IU 2IU Cucumber
Vitamin A 5µg 0µg Cucumber
Vitamin E 0.03mg 0.02mg Cucumber
Manganese 0.079mg 0.129mg Onion
Selenium 0.3µg 0.5µg Onion
Vitamin B1 0.027mg 0.046mg Onion
Vitamin B2 0.033mg 0.027mg Cucumber
Vitamin B3 0.098mg 0.116mg Onion
Vitamin B5 0.259mg 0.123mg Cucumber
Vitamin B6 0.04mg 0.12mg Onion
Vitamin K 16.4µg 0.4µg Cucumber
Folate 7µg 19µg Onion
Choline 6mg 6.1mg Onion
Saturated Fat 0.037g 0.042g Cucumber
Monounsaturated Fat 0.005g 0.013g Onion
Polyunsaturated fat 0.032g 0.017g Cucumber
Tryptophan 0.005mg 0.014mg Onion
Threonine 0.019mg 0.021mg Onion
Isoleucine 0.021mg 0.014mg Cucumber
Leucine 0.029mg 0.025mg Cucumber
Lysine 0.029mg 0.039mg Onion
Methionine 0.006mg 0.002mg Cucumber
Phenylalanine 0.019mg 0.025mg Onion
Valine 0.022mg 0.021mg Cucumber
Histidine 0.01mg 0.014mg Onion
Fructose 0.87g 1.29g Onion

Which food is preferable for your diet?

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

Comparison summary

Which food is lower in glycemic index?
Onion
Onion is lower in glycemic index (difference - 6)
Which food is cheaper?
Onion
Onion is cheaper (difference - $0.2)
Which food is lower in Sugar?
Cucumber
Cucumber is lower in Sugar (difference - 2.57g)
Which food contains less Sodium?
Cucumber
Cucumber contains less Sodium (difference - 2mg)
Which food is lower in Saturated Fat?
Cucumber
Cucumber is lower in Saturated Fat (difference - 0.005g)
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)
Which food is richer in minerals?
?
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.
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. Cucumber - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168409/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.