Grapefruit vs. Pineapple Juice

Nutrition comparison of Grapefruit and Pineapple Juice


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

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

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

  • Grapefruit has more pantothenic acid.
  • Grapefruit has signficantly more dietary fiber than pineapple juice.
  • Grapefruit is an excellent source of Vitamin C.
Detailed nutritional comparison of grapefruit and pineapple juice 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: Grapefruit (Grapefruit, raw, pink and red, all areas) and Pineapple Juice (Pineapple juice, canned or bottled, unsweetened, without added ascorbic acid) . Have a correction or suggestions? Shoot us an email.


Image of Grapefruit src
Image of Pineapple Juice src

Calories and Carbs

calories

Pineapple juice and grapefruit contain similar amounts of calories - pineapple juice has 53 calories per 100 grams and grapefruit has 42 calories.

For macronutrient ratios, grapefruit is heavier in protein, lighter in carbs and similar to pineapple juice for fat. Grapefruit has a macronutrient ratio of 7:91:3 and for pineapple juice, 3:95:2 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

Grapefruit Pineapple Juice
Protein 7% 3%
Carbohydrates 91% 95%
Fat 3% 2%
Alcohol ~ ~

carbohydrates

Pineapple juice and grapefruit contain similar amounts carbs - pineapple juice has 12.9g of total carbs per 100 grams and grapefruit has 10.7g of carbohydrates.

dietary fiber

Grapefruit has signficantly more dietary fiber than pineapple juice - pineapple juice has 0.2g of dietary fiber per 100 grams and grapefruit has 1.6g of dietary fiber.

sugar

Pineapple juice and grapefruit contain similar amounts of sugar - pineapple juice has 10g of sugar per 100 grams and grapefruit has 6.9g of sugar.



Protein

protein

Pineapple juice and grapefruit contain similar amounts of protein - pineapple juice has 0.36g of protein per 100 grams and grapefruit has 0.77g of protein.

Fat

saturated fat

Both pineapple juice and grapefruit are low in saturated fat - pineapple juice has 0.01g of saturated fat per 100 grams and grapefruit has 0.02g of saturated fat.

Vitamins

Vitamin C

Grapefruit is an excellent source of Vitamin C and it has 212% more Vitamin C than pineapple juice - pineapple juice has 10mg of Vitamin C per 100 grams and grapefruit has 31.2mg of Vitamin C.

Vitamin A

Grapefruit has more Vitamin A than pineapple juice - grapefruit has 58ug of Vitamin A per 100 grams and pineapple juice does not contain significant amounts.

Vitamin E

Pineapple juice and grapefruit contain similar amounts of Vitamin E - pineapple juice has 0.02mg of Vitamin E per 100 grams and grapefruit has 0.13mg of Vitamin E.

Vitamin K

Pineapple juice and grapefruit contain similar amounts of Vitamin K - pineapple juice has 0.3ug of Vitamin K per 100 grams and grapefruit does not contain significant amounts.

The B Vitamins

Grapefruit has more pantothenic acid. Both grapefruit and pineapple juice contain significant amounts of thiamin, riboflavin, niacin, Vitamin B6 and folate.

Grapefruit Pineapple Juice
Thiamin 0.043 MG 0.058 MG
Riboflavin 0.031 MG 0.021 MG
Niacin 0.204 MG 0.199 MG
Pantothenic acid 0.262 MG 0.056 MG
Vitamin B6 0.053 MG 0.1 MG
Folate 13 UG 18 UG

Minerals

calcium

Grapefruit has 69% more calcium than pineapple juice - pineapple juice has 13mg of calcium per 100 grams and grapefruit has 22mg of calcium.

iron

Pineapple juice and grapefruit contain similar amounts of iron - pineapple juice has 0.31mg of iron per 100 grams and grapefruit has 0.08mg of iron.

potassium

Pineapple juice and grapefruit contain similar amounts of potassium - pineapple juice has 130mg of potassium per 100 grams and grapefruit has 135mg of potassium.

Antioxidants and Phytonutrients

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,

Grapefruit Pineapple Juice
beta-carotene 686 UG 3 UG
alpha-carotene 3 UG ~
lycopene 1419 UG ~
lutein + zeaxanthin 5 UG ~

Omega-3 and Omega-6

omega 3s

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

Grapefruit Pineapple Juice
alpha linoleic acid 0.008 G 0.018 G
Total 0.008 G 0.018 G

omega 6s

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

Grapefruit Pineapple Juice
linoleic acid 0.029 G 0.024 G
Total 0.029 G 0.024 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: Grapefruit (Grapefruit, raw, pink and red, all areas) and Pineapple Juice (Pineapple juice, canned or bottled, unsweetened, without added ascorbic acid) .

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G Water G
G Starch G
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