Pineapple vs. Onion

Nutrition comparison of Pineapple and Onion


Ever wonder how your favorite foods stack up against each other in terms of nutrition?

We compared the nutritional contents of pineapple versus onion (100g each) below using 2020 USDA and NIH data[1].

For a quick recap of significant nutrients and differences in pineapple and onion:

  • Onion has 57% less sugar than pineapple.
  • Pineapple has more niacin.
  • Pineapple is an excellent source of Vitamin C.
Detailed nutritional comparison of pineapple and onion is analyzed below. You can also visualize the nutritional comparison for a custom portion or serving size and see how the nutrition compares.

USDA sources for nutritional information: Pineapple (Pineapple, raw, all varieties) and Onion (Onions, raw) . Have a correction or suggestions? Shoot us an email.


Image of Pineapple src
Image of Onion src

Calories and Carbs

calories

Pineapple and onion contain similar amounts of calories - pineapple has 50 calories per 100 grams and onion has 40 calories.

For macronutrient ratios, pineapple is lighter in protein, heavier in carbs and similar to onion for fat. Pineapple has a macronutrient ratio of 4:93:3 and for onion, 11:89:0 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

Pineapple Onion
Protein 4% 11%
Carbohydrates 93% 89%
Fat 3% ~
Alcohol ~ ~

carbohydrates

Pineapple and onion contain similar amounts of carbs - pineapple has 13.1g of total carbs per 100 grams and onion has 9.3g of carbohydrates.

dietary fiber

Pineapple and onion contain similar amounts of dietary fiber - pineapple has 1.4g of dietary fiber per 100 grams and onion has 1.7g of dietary fiber.

sugar

Onion has 57% less sugar than pineapple - pineapple has 9.9g of sugar per 100 grams and onion has 4.2g of sugar.

Protein

protein

Pineapple and onion contain similar amounts of protein - pineapple has 0.54g of protein per 100 grams and onion has 1.1g of protein.

Fat

saturated fat

Both pineapple and onion are low in saturated fat - pineapple has 0.01g of saturated fat per 100 grams and onion has 0.04g of saturated fat.

Vitamins

Vitamin C

Pineapple is an excellent source of Vitamin C and it has 546% more Vitamin C than onion - pineapple has 47.8mg of Vitamin C per 100 grams and onion has 7.4mg of Vitamin C.

Vitamin A

Pineapple and onion contain similar amounts of Vitamin A - pineapple has 3ug of Vitamin A per 100 grams and onion does not contain significant amounts.

Vitamin E

Pineapple and onion contain similar amounts of Vitamin E - pineapple has 0.02mg of Vitamin E per 100 grams and onion has 0.02mg of Vitamin E.

Vitamin K

Pineapple and onion contain similar amounts of Vitamin K - pineapple has 0.7ug of Vitamin K per 100 grams and onion has 0.4ug of Vitamin K.

The B Vitamins

Pineapple has more niacin. Both pineapple and onion contain significant amounts of thiamin, riboflavin, pantothenic acid, Vitamin B6 and folate.

Pineapple Onion
Thiamin 0.079 MG 0.046 MG
Riboflavin 0.032 MG 0.027 MG
Niacin 0.5 MG 0.116 MG
Pantothenic acid 0.213 MG 0.123 MG
Vitamin B6 0.112 MG 0.12 MG
Folate 18 UG 19 UG

Minerals

calcium

Onion has 77% more calcium than pineapple - pineapple has 13mg of calcium per 100 grams and onion has 23mg of calcium.

iron

Pineapple and onion contain similar amounts of iron - pineapple has 0.29mg of iron per 100 grams and onion has 0.21mg of iron.

potassium

Pineapple and onion contain similar amounts of potassium - pineapple has 109mg of potassium per 100 grams and onion has 146mg of potassium.

Antioxidants and Phytonutrients

flavonoids

Naturally occuring in fruits and vegetables, flavonoids are associated with many health benefits and used in a variety of medicinal and pharmaceutical applications. [2][3]

For specific flavonoid compounds, both pineapple and onion contain small amounts of luteolin and myricetin.

Pineapple Onion
luteolin 0.01 mg 0.02 mg
myricetin 0.01 mg 0.03 mg
Quercetin 0.14 mg 20.3 mg
apigenin ~ 0.01 mg
isorhamnetin ~ 5.01 mg
kaempferol ~ 0.65 mg

carotenoids

Carotenoids are micronutrients commonly found in plants and some animal products. An example is beta-carotene, the notable carotenoid which is a popular source of Vitamin A.[4][5]

For specific types of carotenoids,

Pineapple Onion
beta-carotene 35 UG 1 UG
lutein + zeaxanthin ~ 4 UG

Omega-3 and Omega-6

omega 3s

For omega-3 fatty acids, pineapple has more alpha linoleic acid (ALA) than onion per 100 grams.

Pineapple Onion
alpha linoleic acid 0.017 G 0.004 G
Total 0.017 G 0.004 G

omega 6s

Comparing omega-6 fatty acids, both pineapple and onion contain small amounts of linoleic acid.

Pineapple Onion
linoleic acid 0.023 G 0.013 G
Total 0.023 G 0.013 G



Customize your serving size


The comparison below is by common portions, e.g. cups, packages. You can also see a more concrete comparison by weight at equal weight (by grams) comparison.

Note: The specific food items compared are: Pineapple (Pineapple, raw, all varieties) and Onion (Onions, raw) .

Pineapple g

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G Water G
G Starch G
G Alcohol G


FAQ

Does pineapple or onion contain more calories in 100 grams?
Pineapple and onion contain similar amounts of calories - pineapple has 50 calories in 100g and onion has 40 calories.

Does pineapple or onion have more carbohydrates?
By weight, pineapple and onion contain similar amounts of carbs - pineapple has 13.1g of carbs for 100g and onion has 9.3g of carbohydrates.

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