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Onion vs Cucumber - In-Depth Nutrition Comparison

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What are the differences between Onion and Cucumber?

  • Onion is higher in Vitamin B6 and Vitamin C, yet Cucumber is higher in Vitamin K.
  • Cucumber's daily need coverage for Vitamin K is 13% more.
  • Onion has 3 times more Fiber than Cucumber. While Onion has 1.7g of Fiber, Cucumber has only 0.5g.
  • The amount of Sugars in Cucumber is lower.

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

Infographic

Onion vs Cucumber 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
Onion
2
:
Contains more Calcium +43.8%
Contains more Phosphorus +20.8%
Contains more Iron +33.3%
Contains more Magnesium +30%
Contains more Zinc +17.6%
Contains less Sodium -50%
Equal in Potassium - 147
Equal in Copper - 0.041
Iron Calcium Potassium Magnesium Copper Zinc Phosphorus Sodium 8% 7% 13% 8% 14% 5% 13% 1%
Iron Calcium Potassium Magnesium Copper Zinc Phosphorus Sodium 11% 5% 13% 10% 14% 6% 11% 1%
Contains more Calcium +43.8%
Contains more Phosphorus +20.8%
Contains more Iron +33.3%
Contains more Magnesium +30%
Contains more Zinc +17.6%
Contains less Sodium -50%
Equal in Potassium - 147
Equal in Copper - 0.041

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
Onion
5
:
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%
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%
Vitamin C Vitamin A Vitamin E Vitamin D Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Vitamin B12 Vitamin K Folate 25% 1% 1% 0% 12% 7% 3% 8% 28% 0% 1% 15%
Vitamin C Vitamin A Vitamin E Vitamin D Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Vitamin B12 Vitamin K Folate 10% 7% 1% 0% 7% 8% 2% 16% 10% 0% 41% 6%
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%
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%

Vitamin and Mineral Summary Scores

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

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 the food
Protein
7%
Onion
4%
Cucumber
Carbohydrates
9%
Onion
4%
Cucumber
Fats
0%
Onion
1%
Cucumber

Comparison summary table

Pay attention at the most right column. It shows the amounts side by side, making it easier to realize the amount of difference.
Onion Cucumber
Lower in glycemic index ok
Lower in price ok
Lower in Sugars ok
Lower in Sodium ok
Lower in Saturated Fat ok
Lower in Cholesterol Equal
Rich in minerals Equal
Rich in vitamins Equal

Which food is preferable in case of diets?

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

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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 contains less Sugars?
Cucumber
Cucumber contains less Sugars (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 definitely stated which food is richer in minerals. See charts below for detailed information.
Which food is richer in vitamins?
?
It cannot be definitely stated which food is richer in vitamins. See charts below for detailed information.

All nutrients comparison - raw data values

In the column "Opinion" we made some assumptions which could be controversial. For instance we are assuming that less saturated fats is good for you. Please ignore this column if you have your own opinion.We marked the nutrients, comparison of which we considered as not meaningful, as "N/A"
Nutrient Onion Cucumber Opinion
Calories 40 15 Onion
Protein 1.1 0.65 Onion
Fats 0.1 0.11 Cucumber
Vitamin C 7.4 2.8 Onion
Carbs 9.34 3.63 Onion
Cholesterol 0 0
Vitamin D 0 0
Iron 0.21 0.28 Cucumber
Calcium 23 16 Onion
Potassium 146 147 Cucumber
Magnesium 10 13 Cucumber
Sugars 4.24 1.67 Cucumber
Fiber 1.7 0.5 Onion
Copper 0.039 0.041 Cucumber
Zinc 0.17 0.2 Cucumber
Starch 0 0.83 Cucumber
Phosphorus 29 24 Onion
Sodium 4 2 Cucumber
Vitamin A 2 105 Cucumber
Vitamin E 0.02 0.03 Cucumber
Vitamin D 0 0
Vitamin B1 0.046 0.027 Onion
Vitamin B2 0.027 0.033 Cucumber
Vitamin B3 0.116 0.098 Onion
Vitamin B5 0.123 0.259 Cucumber
Vitamin B6 0.12 0.04 Onion
Vitamin B12 0 0
Vitamin K 0.4 16.4 Cucumber
Folate 19 7 Onion
Trans Fat 0 0
Saturated Fat 0.042 0.037 Cucumber
Monounsaturated Fat 0.013 0.005 Onion
Polyunsaturated fat 0.017 0.032 Cucumber
Tryptophan 0.014 0.005 Onion
Threonine 0.021 0.019 Onion
Isoleucine 0.014 0.021 Cucumber
Leucine 0.025 0.029 Cucumber
Lysine 0.039 0.029 Onion
Methionine 0.002 0.006 Cucumber
Phenylalanine 0.025 0.019 Onion
Valine 0.021 0.022 Cucumber
Histidine 0.014 0.01 Onion
Fructose 1.29 0.87 Onion

References

The source of all the nutrient values on the page (excluding the main article the sources for which are presented seperately if present) is the USDA's FoodCentral. The exact links of the foods presented on this page can be found below.

  1. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/nutrients
  2. Cucumber - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168409/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.