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Eggplant vs Onion - In-Depth Nutrition Comparison

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Differences between Eggplant and Onion

  • Eggplant has more Fiber, while Onion has more Vitamin C.
  • Onion contains 2 times less Fiber than Eggplant. Eggplant contains 3g of Fiber, while Onion contains 1.7g.

The food types used in this comparison are Eggplant, raw and Onions, raw.

Infographic

Eggplant 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" chart below show how much of the daily needs can be covered by 300 grams of the food
:
3
Onion
Contains more Magnesium +40%
Contains more Potassium +56.8%
Contains less Sodium -50%
Contains more Copper +107.7%
Contains more Calcium +155.6%
Contains more Phosphorus +20.8%
Equal in Iron - 0.21
Equal in Zinc - 0.17
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper 3% 9% 10% 11% 21% 1% 5% 27%
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper 7% 8% 8% 13% 13% 1% 5% 14%
Contains more Magnesium +40%
Contains more Potassium +56.8%
Contains less Sodium -50%
Contains more Copper +107.7%
Contains more Calcium +155.6%
Contains more Phosphorus +20.8%
Equal in Iron - 0.21
Equal in Zinc - 0.17

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
:
3
Onion
Contains more Vitamin A +1050%
Contains more Vitamin E +1400%
Contains more Vitamin B2 +37%
Contains more Vitamin B3 +459.5%
Contains more Vitamin B5 +128.5%
Contains more Folate +15.8%
Contains more Vitamin K +775%
Contains more Vitamin C +236.4%
Contains more Vitamin B1 +17.9%
Contains more Vitamin B6 +42.9%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 2% 6% 0% 8% 10% 9% 13% 17% 20% 17% 0% 9%
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 +1050%
Contains more Vitamin E +1400%
Contains more Vitamin B2 +37%
Contains more Vitamin B3 +459.5%
Contains more Vitamin B5 +128.5%
Contains more Folate +15.8%
Contains more Vitamin K +775%
Contains more Vitamin C +236.4%
Contains more Vitamin B1 +17.9%
Contains more Vitamin B6 +42.9%

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.
Eggplant Onion
Lower in glycemic index ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Saturated Fat ok
Rich in vitamins ok
Lower in Cholesterol Equal
Lower in price Equal
Rich in minerals Equal

All nutrients comparison - raw data values

Nutrient Eggplant Onion Opinion
Net carbs 2.88g 7.64g Onion
Protein 0.98g 1.1g Onion
Fats 0.18g 0.1g Eggplant
Carbs 5.88g 9.34g Onion
Calories 25kcal 40kcal Onion
Starch g 0g Onion
Fructose 1.54g 1.29g Eggplant
Sugar 3.53g 4.24g Eggplant
Fiber 3g 1.7g Eggplant
Calcium 9mg 23mg Onion
Iron 0.23mg 0.21mg Eggplant
Magnesium 14mg 10mg Eggplant
Phosphorus 24mg 29mg Onion
Potassium 229mg 146mg Eggplant
Sodium 2mg 4mg Eggplant
Zinc 0.16mg 0.17mg Onion
Copper 0.081mg 0.039mg Eggplant
Vitamin A 23IU 2IU Eggplant
Vitamin E 0.3mg 0.02mg Eggplant
Vitamin D 0IU 0IU
Vitamin D 0µg 0µg
Vitamin C 2.2mg 7.4mg Onion
Vitamin B1 0.039mg 0.046mg Onion
Vitamin B2 0.037mg 0.027mg Eggplant
Vitamin B3 0.649mg 0.116mg Eggplant
Vitamin B5 0.281mg 0.123mg Eggplant
Vitamin B6 0.084mg 0.12mg Onion
Folate 22µg 19µg Eggplant
Vitamin B12 0µg 0µg
Vitamin K 3.5µg 0.4µg Eggplant
Tryptophan 0.009mg 0.014mg Onion
Threonine 0.037mg 0.021mg Eggplant
Isoleucine 0.045mg 0.014mg Eggplant
Leucine 0.064mg 0.025mg Eggplant
Lysine 0.047mg 0.039mg Eggplant
Methionine 0.011mg 0.002mg Eggplant
Phenylalanine 0.043mg 0.025mg Eggplant
Valine 0.053mg 0.021mg Eggplant
Histidine 0.023mg 0.014mg Eggplant
Cholesterol 0mg 0mg
Trans Fat 0g 0g
Saturated Fat 0.034g 0.042g Eggplant
Monounsaturated Fat 0.016g 0.013g Eggplant
Polyunsaturated fat 0.076g 0.017g Eggplant

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Eggplant 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
Eggplant
8
Onion
Mineral Summary Score
10
Eggplant
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
6%
Eggplant
7%
Onion
Carbohydrates
6%
Eggplant
9%
Onion
Fats
1%
Eggplant
0%
Onion

Comparison summary

Which food is lower in glycemic index?
Onion
Onion is lower in glycemic index (difference - 15)
Which food is lower in Sugar?
Eggplant
Eggplant is lower in Sugar (difference - 0.71g)
Which food contains less Sodium?
Eggplant
Eggplant contains less Sodium (difference - 2mg)
Which food is lower in Saturated Fat?
Eggplant
Eggplant is lower in Saturated Fat (difference - 0.008g)
Which food is richer in vitamins?
Eggplant
Eggplant is relatively richer in vitamins
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)
Which food is cheaper?
?
The foods are relatively equal in price ($0.2)
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.

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. Eggplant - https://fdc.nal.usda.gov/fdc-app.html#/food-details/169228/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.