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Cucumber vs Onion - In-Depth Nutrition Comparison

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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
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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" chart below show how much of the daily needs can be covered by 300 grams of the food
:
2
Onion
Contains more Iron +33.3%
Contains more Magnesium +30%
Contains less Sodium -50%
Contains more Zinc +17.6%
Contains more Calcium +43.8%
Contains more Phosphorus +20.8%
Equal in Potassium - 146
Equal in Copper - 0.039
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper 5% 11% 10% 11% 13% 1% 6% 14%
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper 7% 8% 8% 13% 13% 1% 5% 14%
Contains more Iron +33.3%
Contains more Magnesium +30%
Contains less Sodium -50%
Contains more Zinc +17.6%
Contains more Calcium +43.8%
Contains more Phosphorus +20.8%
Equal in Potassium - 146
Equal in Copper - 0.039

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" chart below show how much of the daily needs can be covered by 300 grams of the food
:
5
Onion
Contains more Vitamin A +5150%
Contains more Vitamin E +50%
Contains more Vitamin B2 +22.2%
Contains more Vitamin B5 +110.6%
Contains more Vitamin K +4000%
Contains more Vitamin C +164.3%
Contains more Vitamin B1 +70.4%
Contains more Vitamin B3 +18.4%
Contains more Vitamin B6 +200%
Contains more Folate +171.4%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 7% 1% 0% 10% 7% 8% 2% 16% 10% 6% 0% 41%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 1% 1% 0% 25% 12% 7% 3% 8% 28% 15% 0% 1%
Contains more Vitamin A +5150%
Contains more Vitamin E +50%
Contains more Vitamin B2 +22.2%
Contains more Vitamin B5 +110.6%
Contains more Vitamin K +4000%
Contains more Vitamin C +164.3%
Contains more Vitamin B1 +70.4%
Contains more Vitamin B3 +18.4%
Contains more Vitamin B6 +200%
Contains more Folate +171.4%

Comparison summary table

Pay attention to the most right column. It shows the amounts side by side, making it easier to realize the amount of 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
Net carbs 3.13g 7.64g Onion
Protein 0.65g 1.1g Onion
Fats 0.11g 0.1g Cucumber
Carbs 3.63g 9.34g Onion
Calories 15kcal 40kcal Onion
Starch 0.83g 0g Cucumber
Fructose 0.87g 1.29g Onion
Sugar 1.67g 4.24g Cucumber
Fiber 0.5g 1.7g Onion
Calcium 16mg 23mg Onion
Iron 0.28mg 0.21mg Cucumber
Magnesium 13mg 10mg Cucumber
Phosphorus 24mg 29mg Onion
Potassium 147mg 146mg Cucumber
Sodium 2mg 4mg Cucumber
Zinc 0.2mg 0.17mg Cucumber
Copper 0.041mg 0.039mg Cucumber
Vitamin A 105IU 2IU Cucumber
Vitamin E 0.03mg 0.02mg Cucumber
Vitamin D 0IU 0IU
Vitamin D 0µg 0µg
Vitamin C 2.8mg 7.4mg 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
Folate 7µg 19µg Onion
Vitamin B12 0µg 0µg
Vitamin K 16.4µg 0.4µg 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
Cholesterol 0mg 0mg
Trans Fat 0g 0g
Saturated Fat 0.037g 0.042g Cucumber
Monounsaturated Fat 0.005g 0.013g Onion
Polyunsaturated fat 0.032g 0.017g Cucumber

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Cucumber Onion
Low Fats diet ok
Low Carbs diet ok
Low Calories diet ok
Low glycemic index diet ok

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Vitamin and Mineral Summary Scores

The summary score is calculated by summing up the daily values contained in 300 grams of the product. Obviously the more the food fulfills human daily needs, the more the summary score is.
Vitamin Summary Score
9
Cucumber
8
Onion
Mineral Summary Score
8
Cucumber
8
Onion

Macronutrients Comparison

Macronutrient comparison charts compare the amount of protein, total fats, and total carbohydrates in 300 grams of the food. The displayed values show how much of the daily needs can be covered by 300 grams of food.
Protein
4%
Cucumber
7%
Onion
Carbohydrates
4%
Cucumber
9%
Onion
Fats
1%
Cucumber
0%
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

The source of all the nutrient values on the page (excluding the main article the sources for which are presented separately if present) is the USDA's FoodCentral. The exact links to the foods 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.